156163864 has 48 divisors (see below), whose sum is σ = 310806720. Its totient is φ = 73457280.

The previous prime is 156163849. The next prime is 156163867. The reversal of 156163864 is 468361651.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (156163867) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1432642 + ... + 1432750.

It is an arithmetic number, because the mean of its divisors is an integer number (6475140).

Almost surely, 2^156163864 is an apocalyptic number.

It is an amenable number.

156163864 is a deficient number, since it is larger than the sum of its proper divisors (154642856).

156163864 is a wasteful number, since it uses less digits than its factorization.

156163864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 308 (or 195 counting only the distinct ones).

The product of its digits is 103680, while the sum is 40.

The square root of 156163864 is about 12496.5540850268. The cubic root of 156163864 is about 538.5096813093.

The spelling of 156163864 in words is "one hundred fifty-six million, one hundred sixty-three thousand, eight hundred sixty-four".