85807887034564 has 12 divisors (see below), whose sum is σ = 150555874904064. Its totient is φ = 42791922776264.

The previous prime is 85807887034561. The next prime is 85807887034601. The reversal of 85807887034564 is 46543078870858.

It is a super-2 number, since 2×85807887034564² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (85807887034561) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 28005183532 + ... + 28005186595.

It is an arithmetic number, because the mean of its divisors is an integer number (12546322908672).

Almost surely, 2^{85807887034564} is an apocalyptic number.

It is an amenable number.

85807887034564 is a deficient number, since it is larger than the sum of its proper divisors (64747987869500).

85807887034564 is a wasteful number, since it uses less digits than its factorization.

85807887034564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56010370514 (or 56010370512 counting only the distinct ones).

The product of its (nonzero) digits is 1445068800, while the sum is 73.

The spelling of 85807887034564 in words is "eighty-five trillion, eight hundred seven billion, eight hundred eighty-seven million, thirty-four thousand, five hundred sixty-four".