1983085760 has 56 divisors (see below), whose sum is σ = 4927555296. Its totient is φ = 758743040.

The previous prime is 1983085693. The next prime is 1983085771. The reversal of 1983085760 is 675803891.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 127361 + ... + 142080.

Almost surely, 2^1983085760 is an apocalyptic number.

1983085760 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1983085760 is an abundant number, since it is smaller than the sum of its proper divisors (2944469536).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1983085760 is a wasteful number, since it uses less digits than its factorization.

1983085760 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269481 (or 269471 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 47.

The square root of 1983085760 is about 44531.8510731364. The cubic root of 1983085760 is about 1256.3592221728.

The spelling of 1983085760 in words is "one billion, nine hundred eighty-three million, eighty-five thousand, seven hundred sixty".