General fact: 80445 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Mathematical fact: 80445 is an uninteresting number.
Trivia: 80445 is a boring number.
Historical date: April 1st is the day in 1989 that Margaret Thatcher's new local government tax, the Community Charge (commonly known as the "poll tax"), is introduced in Scotland.