85855876524 has 72 divisors (see below), whose sum is σ = 244391347200. Its totient is φ = 25177672800.

The previous prime is 85855876523. The next prime is 85855876583. The reversal of 85855876524 is 42567855858.

It is a happy number.

85855876524 is a `hidden beast` number, since 8 + 5 + 8 + 558 + 76 + 5 + 2 + 4 = 666.

It is a hoax number, since the sum of its digits (63) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (85855876523) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3484624 + ... + 3509175.

Almost surely, 2^85855876524 is an apocalyptic number.

It is an amenable number.

85855876524 is an abundant number, since it is smaller than the sum of its proper divisors (158535470676).

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

85855876524 is a wasteful number, since it uses less digits than its factorization.

85855876524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6993851 (or 6993846 counting only the distinct ones).

The product of its digits is 107520000, while the sum is 63.

The spelling of 85855876524 in words is "eighty-five billion, eight hundred fifty-five million, eight hundred seventy-six thousand, five hundred twenty-four".