16904953976 has 64 divisors (see below), whose sum is σ = 34065242880. Its totient is φ = 7849405440.

The previous prime is 16904953957. The next prime is 16904953979. The reversal of 16904953976 is 67935940961.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16904953979) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 657230 + ... + 682466.

It is an arithmetic number, because the mean of its divisors is an integer number (532269420).

Almost surely, 2^16904953976 is an apocalyptic number.

It is an amenable number.

16904953976 is an abundant number, since it is smaller than the sum of its proper divisors (17160288904).

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

16904953976 is a wasteful number, since it uses less digits than its factorization.

16904953976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25384 (or 25380 counting only the distinct ones).

The product of its (nonzero) digits is 11022480, while the sum is 59.

The spelling of 16904953976 in words is "sixteen billion, nine hundred four million, nine hundred fifty-three thousand, nine hundred seventy-six".