86318702532 has 18 divisors (see below), whose sum is σ = 218194498158. Its totient is φ = 28772900832.

The previous prime is 86318702531. The next prime is 86318702551. The reversal of 86318702532 is 23520781368.

86318702532 is a `hidden beast` number, since 8 + 6 + 31 + 87 + 0 + 2 + 532 = 666.

It can be written as a sum of positive squares in only one way, i.e., 84258995076 + 2059707456 = 290274^2 + 45384^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×86318702532² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (86318702531) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1198870833 + ... + 1198870904.

Almost surely, 2^86318702532 is an apocalyptic number.

It is an amenable number.

86318702532 is an abundant number, since it is smaller than the sum of its proper divisors (131875795626).

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

86318702532 is a wasteful number, since it uses less digits than its factorization.

86318702532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2397741747 (or 2397741742 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 45.

The spelling of 86318702532 in words is "eighty-six billion, three hundred eighteen million, seven hundred two thousand, five hundred thirty-two".