1666 

The most evil year.

1666: Probably the year the devil got real mad

1666 by Enyxu October 27, 2019

16666 

The last year of the calendar.
End of the world.
People who lives in 16666 will be dying.

16666 is the last and end of the world in that year

16666 by JustaTOTMUser October 8, 2023