86725352331 has 12 divisors (see below), whose sum is σ = 125605802608. Its totient is φ = 57661894224.

The previous prime is 86725352261. The next prime is 86725352369. The reversal of 86725352331 is 13325352768.

86725352331 is a `hidden beast` number, since 8 + 6 + 72 + 53 + 523 + 3 + 1 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-86725352331 is a prime.

It is a super-2 number, since 2×86725352331² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (86725357331) 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, 12913735 + ... + 12920448.

Almost surely, 2^86725352331 is an apocalyptic number.

86725352331 is a deficient number, since it is larger than the sum of its proper divisors (38880450277).

86725352331 is a wasteful number, since it uses less digits than its factorization.

86725352331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25834562 (or 25834559 counting only the distinct ones).

The product of its digits is 907200, while the sum is 45.

The spelling of 86725352331 in words is "eighty-six billion, seven hundred twenty-five million, three hundred fifty-two thousand, three hundred thirty-one".