83303985756 has 12 divisors (see below), whose sum is σ = 194375966792. Its totient is φ = 27767995248.

The previous prime is 83303985731. The next prime is 83303985767. The reversal of 83303985756 is 65758930338.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 83303985696 and 83303985705.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3470999395 + ... + 3470999418.

Almost surely, 2^83303985756 is an apocalyptic number.

It is an amenable number.

83303985756 is an abundant number, since it is smaller than the sum of its proper divisors (111071981036).

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

83303985756 is a wasteful number, since it uses less digits than its factorization.

83303985756 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6941998820 (or 6941998818 counting only the distinct ones).

The product of its (nonzero) digits is 16329600, while the sum is 57.

The spelling of 83303985756 in words is "eighty-three billion, three hundred three million, nine hundred eighty-five thousand, seven hundred fifty-six".