86256177924 has 48 divisors (see below), whose sum is σ = 236233144448. Its totient is φ = 23978550528.

The previous prime is 86256177913. The next prime is 86256177937. The reversal of 86256177924 is 42977165268.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13873369 + ... + 13879584.

Almost surely, 2^86256177924 is an apocalyptic number.

86256177924 is a gapful number since it is divisible by the number (84) formed by its first and last digit.

It is an amenable number.

86256177924 is an abundant number, since it is smaller than the sum of its proper divisors (149976966524).

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

86256177924 is a wasteful number, since it uses less digits than its factorization.

86256177924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27753004 (or 27753002 counting only the distinct ones).

The product of its digits is 10160640, while the sum is 57.

The spelling of 86256177924 in words is "eighty-six billion, two hundred fifty-six million, one hundred seventy-seven thousand, nine hundred twenty-four".