16890975936 has 84 divisors (see below), whose sum is σ = 49078273192. Its totient is φ = 5553183744.

The previous prime is 16890975887. The next prime is 16890975953. The reversal of 16890975936 is 63957909861.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 158806 + ... + 242901.

Almost surely, 2^16890975936 is an apocalyptic number.

16890975936 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

16890975936 is an abundant number, since it is smaller than the sum of its proper divisors (32187297256).

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

16890975936 is a wasteful number, since it uses less digits than its factorization.

16890975936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 401798 (or 401785 counting only the distinct ones).

The product of its (nonzero) digits is 22044960, while the sum is 63.

The spelling of 16890975936 in words is "sixteen billion, eight hundred ninety million, nine hundred seventy-five thousand, nine hundred thirty-six".