86254131568 has 20 divisors (see below), whose sum is σ = 182309869368. Its totient is φ = 39206423360.

The previous prime is 86254131541. The next prime is 86254131569. The reversal of 86254131568 is 86513145268.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86254131569) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 245039971 + ... + 245040322.

Almost surely, 2^86254131568 is an apocalyptic number.

86254131568 is a gapful number since it is divisible by the number (88) formed by its first and last digit.

It is an amenable number.

86254131568 is an abundant number, since it is smaller than the sum of its proper divisors (96055737800).

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

86254131568 is a wasteful number, since it uses less digits than its factorization.

86254131568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 490080312 (or 490080306 counting only the distinct ones).

The product of its digits is 1382400, while the sum is 49.

The spelling of 86254131568 in words is "eighty-six billion, two hundred fifty-four million, one hundred thirty-one thousand, five hundred sixty-eight".