Fatto generale: 5089 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fatto matematico: 5089 is an unremarkable number.
Trivia: 5089 is an uninteresting number.
Data storica: December 6th is the day in 2006 that NASA reveals photographs taken by Mars Global Surveyor suggesting the presence of liquid water on Mars.