156164404 has 24 divisors (see below), whose sum is σ = 302587488. Its totient is φ = 69923040.

The previous prime is 156164399. The next prime is 156164413. The reversal of 156164404 is 404461651.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23539 + ... + 29434.

It is an arithmetic number, because the mean of its divisors is an integer number (12607812).

Almost surely, 2^156164404 is an apocalyptic number.

It is an amenable number.

156164404 is a deficient number, since it is larger than the sum of its proper divisors (146423084).

156164404 is a wasteful number, since it uses less digits than its factorization.

156164404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53055 (or 53053 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 31.

The square root of 156164404 is about 12496.5756909643. The cubic root of 156164404 is about 538.5103020139.

The spelling of 156164404 in words is "one hundred fifty-six million, one hundred sixty-four thousand, four hundred four".