85626807924 has 72 divisors (see below), whose sum is σ = 238697185440. Its totient is φ = 23803585344.

The previous prime is 85626807923. The next prime is 85626807941. The reversal of 85626807924 is 42970862658.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85626807923) 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, 1946134 + ... + 1989645.

Almost surely, 2^85626807924 is an apocalyptic number.

85626807924 is a gapful number since it is divisible by the number (84) formed by its first and last digit.

It is an amenable number.

85626807924 is an abundant number, since it is smaller than the sum of its proper divisors (153070377516).

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

85626807924 is a wasteful number, since it uses less digits than its factorization.

85626807924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3935837 (or 3935828 counting only the distinct ones).

The product of its (nonzero) digits is 11612160, while the sum is 57.

The spelling of 85626807924 in words is "eighty-five billion, six hundred twenty-six million, eight hundred seven thousand, nine hundred twenty-four".