Fait général: 1486 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fait mathématique: 1486 is the number of different score sequences of an 10-team round robin tournament.
Culture générale: 1486 is a boring number.
Date historique: January 25th is the day in 1915 that Alexander Graham Bell inaugurates U.S. transcontinental telephone service, speaking from New York to Thomas Watson in San Francisco.