86253317536572 has 36 divisors (see below), whose sum is σ = 218040745402480. Its totient is φ = 28749585923712.

The previous prime is 86253317536553. The next prime is 86253317536577. The reversal of 86253317536572 is 27563571335268.

86253317536572 is a `hidden beast` number, since 8 + 6 + 2 + 5 + 3 + 3 + 1 + 7 + 53 + 6 + 572 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×86253317536572² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86253317536577) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 62639533 + ... + 64001700.

Almost surely, 2^{86253317536572} is an apocalyptic number.

It is an amenable number.

86253317536572 is an abundant number, since it is smaller than the sum of its proper divisors (131787427865908).

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

86253317536572 is a wasteful number, since it uses less digits than its factorization.

86253317536572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126660162 (or 126660157 counting only the distinct ones).

The product of its digits is 190512000, while the sum is 63.

The spelling of 86253317536572 in words is "eighty-six trillion, two hundred fifty-three billion, three hundred seventeen million, five hundred thirty-six thousand, five hundred seventy-two".