Fatto generale: 66415 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fatto matematico: 66415 is an unremarkable number.
Trivia: 66415 is a boring number.
Data storica: November 1st is the day in 1982 that Honda becomes the first Asian automobile company to produce cars in the United States with the opening of their factory in Marysville, Ohio.