86186111074 has 24 divisors (see below), whose sum is σ = 150480175788. Its totient is φ = 36913766400.

The previous prime is 86186111051. The next prime is 86186111101. The reversal of 86186111074 is 47011168168.

It can be written as a sum of positive squares in 2 ways, for example, as 72272257225 + 13913853849 = 268835^2 + 117957^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 86186111074.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 117759 + ... + 431554.

Almost surely, 2^86186111074 is an apocalyptic number.

86186111074 is a deficient number, since it is larger than the sum of its proper divisors (64294064714).

86186111074 is a wasteful number, since it uses less digits than its factorization.

86186111074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 550930 (or 550923 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 43.

The spelling of 86186111074 in words is "eighty-six billion, one hundred eighty-six million, one hundred eleven thousand, seventy-four".