156660532968 has 32 divisors (see below), whose sum is σ = 391675788000. Its totient is φ = 52216916928.

The previous prime is 156660532943. The next prime is 156660532981. The reversal of 156660532968 is 869235066651.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 205330 + ... + 596222.

It is an arithmetic number, because the mean of its divisors is an integer number (12239868375).

Almost surely, 2^156660532968 is an apocalyptic number.

It is an amenable number.

156660532968 is an abundant number, since it is smaller than the sum of its proper divisors (235015255032).

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

156660532968 is a wasteful number, since it uses less digits than its factorization.

156660532968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 407601 (or 407597 counting only the distinct ones).

The product of its (nonzero) digits is 13996800, while the sum is 57.

The spelling of 156660532968 in words is "one hundred fifty-six billion, six hundred sixty million, five hundred thirty-two thousand, nine hundred sixty-eight".