16890975935 has 8 divisors (see below), whose sum is σ = 20270286816. Its totient is φ = 13512036960.

The previous prime is 16890975887. The next prime is 16890975953. The reversal of 16890975935 is 53957909861.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-16890975935 is a prime.

It is a Duffinian number.

It is a congruent 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, 19265 + ... + 184805.

It is an arithmetic number, because the mean of its divisors is an integer number (2533785852).

Almost surely, 2^16890975935 is an apocalyptic number.

16890975935 is a deficient number, since it is larger than the sum of its proper divisors (3379310881).

16890975935 is a wasteful number, since it uses less digits than its factorization.

16890975935 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185953.

The product of its (nonzero) digits is 18370800, while the sum is 62.

The spelling of 16890975935 in words is "sixteen billion, eight hundred ninety million, nine hundred seventy-five thousand, nine hundred thirty-five".