general_fact: 7659 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
math_fact: 7659 is the number of planar graphs with 22 vertices, all with degree 5 or more.
trivia: 7659 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
historical_date: December 19th is the day in 1986 that Mikhail Gorbachev, leader of the Soviet Union, releases Andrei Sakharov and his wife from exile in Gorky.