16504106956 has 12 divisors (see below), whose sum is σ = 29206706760. Its totient is φ = 8159333600.

The previous prime is 16504106951. The next prime is 16504106977. The reversal of 16504106956 is 65960140561.

It is not an unprimeable number, because it can be changed into a prime (16504106951) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23179570 + ... + 23180281.

It is an arithmetic number, because the mean of its divisors is an integer number (2433892230).

Almost surely, 2^16504106956 is an apocalyptic number.

It is an amenable number.

16504106956 is a deficient number, since it is larger than the sum of its proper divisors (12702599804).

16504106956 is a wasteful number, since it uses less digits than its factorization.

16504106956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46359944 (or 46359942 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 43.

The spelling of 16504106956 in words is "sixteen billion, five hundred four million, one hundred six thousand, nine hundred fifty-six".