67 (sixty-seven) is the natural number following 66 and preceding 68.
In mathematics 67 is the 19th prime number, a Chen prime, an irregular prime, a lucky prime, a Heegner number, a super-prime, an isolated prime, a sexy prime, and a Pillai prime. It is also rounded to the nearest whole number as a percent.
Internet culture
6-7 is a meme, popularized by Generation Alpha. It was originally from a rap song called "Doot Doot (6 7)". It is also associated with basketball player LaMelo Ball, who is in height. It is cited as part of the brainrot phenomenon, or poor-quality digital media. "6-7" is often accompanied by a hand gesture, and it has no fixed meaning. Due to its popularity and widespread use by young people, Dictionary.com named it the word of the year for 2025.
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