156163664056 has 16 divisors (see below), whose sum is σ = 292824611640. Its totient is φ = 78077100960.

The previous prime is 156163663987. The next prime is 156163664077. The reversal of 156163664056 is 650466361651.

It is a super-2 number, since 2×156163664056² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 449086 + ... + 716941.

Almost surely, 2^156163664056 is an apocalyptic number.

It is an amenable number.

156163664056 is a deficient number, since it is larger than the sum of its proper divisors (136660947584).

156163664056 is a wasteful number, since it uses less digits than its factorization.

156163664056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1182774 (or 1182770 counting only the distinct ones).

The product of its (nonzero) digits is 2332800, while the sum is 49.

The spelling of 156163664056 in words is "one hundred fifty-six billion, one hundred sixty-three million, six hundred sixty-four thousand, fifty-six".