Walgreens was first founded in 1909, although it had a predecessor that launched eight years prior.
A spokesperson told Business Insider that Walgreens became "the first major chain to put prescriptions into child-resistant containers" in 1968.
The spokesperson added that the company has a number of other innovations under its belt, including the malted milkshake. This treat was concocted at a Walgreens counter in 1922, according to the spokesperson.
The chain also introduced the electronic prescription in 1992, also known as Walgreens' "Pre-Scribe software," according to the spokesperson.
These days, a Walgreens spokesperson told Business Insider that the pharmacy chain "fills more than one prescription from a mobile device" every second.
In fiscal year 2018, Walgreens filled 823.1 million prescriptions, according to the company's most recent SEC filing.
Six million customers visit Walgreens every day, while two million people check out the company's various "digital properties," according to a spokesperson.
The company boasts a total of 18,500 stores in 11 countries, as well as 390 distribution centers that cater to 20 countries.
If you live in the US, you're probably right near a Walgreens. A spokesperson told Business Insider that 78% of the population "lives within five miles" of a Walgreens, a Duane Reade, or a Walgreens-owned Rite Aid store.
The Walgreens Boots Alliance employed over 354,000 people as of August 31, 2018.
The company's 400 in-store specialized clinics employ "85,000 healthcare service providers, including pharmacists, pharmacy technicians, nurse practitioners" and other healthcare providers. These workers are a mix of employees and third-party partners.
A Walgreens spokesperson told Business Insider that the company "has collected and safely disposed more than 1.2 million pounds of unused or unwanted medications to date."
A Walgreens spokesperson told Business Insider that, by partnering up with the UN Foundation, the company "has provided more than 34 million life-saving vaccines for children around the world through its 'Get A Shot. Give A Shot.' campaign."