Fatto generale: 68660 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fatto matematico: 68660 is an uninteresting number.
Trivia: 68660 is a boring number.
Data storica: December 25th is the day in 2004 that Cassini orbiter releases Huygens probe which successfully landed on Saturn's moon Titan on January 14, 2005.