85625756556 has 24 divisors (see below), whose sum is σ = 200238418800. Its totient is φ = 28478349312.

The previous prime is 85625756551. The next prime is 85625756599. The reversal of 85625756556 is 65565752658.

It is a super-2 number, since 2×85625756556² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 85625756556.

It is not an unprimeable number, because it can be changed into a prime (85625756551) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7940581 + ... + 7951356.

It is an arithmetic number, because the mean of its divisors is an integer number (8343267450).

Almost surely, 2^85625756556 is an apocalyptic number.

It is an amenable number.

85625756556 is an abundant number, since it is smaller than the sum of its proper divisors (114612662244).

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

85625756556 is a wasteful number, since it uses less digits than its factorization.

85625756556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15892393 (or 15892391 counting only the distinct ones).

The product of its digits is 75600000, while the sum is 60.

The spelling of 85625756556 in words is "eighty-five billion, six hundred twenty-five million, seven hundred fifty-six thousand, five hundred fifty-six".