85700156464 has 40 divisors (see below), whose sum is σ = 179448656912. Its totient is φ = 39414124800.

The previous prime is 85700156459. The next prime is 85700156489. The reversal of 85700156464 is 46465100758.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 669087 + ... + 786814.

Almost surely, 2^85700156464 is an apocalyptic number.

It is an amenable number.

85700156464 is an abundant number, since it is smaller than the sum of its proper divisors (93748500448).

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

85700156464 is a wasteful number, since it uses less digits than its factorization.

85700156464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1456205 (or 1456199 counting only the distinct ones).

The product of its (nonzero) digits is 806400, while the sum is 46.

The spelling of 85700156464 in words is "eighty-five billion, seven hundred million, one hundred fifty-six thousand, four hundred sixty-four".