86354627165 has 4 divisors (see below), whose sum is σ = 103625552604. Its totient is φ = 69083701728.

The previous prime is 86354627153. The next prime is 86354627173. The reversal of 86354627165 is 56172645368.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 58112816356 + 28241810809 = 241066^2 + 168053^2 .

It is a cyclic number.

It is not a de Polignac number, because 86354627165 - 2²⁶ = 86287518301 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8635462712 + ... + 8635462721.

It is an arithmetic number, because the mean of its divisors is an integer number (25906388151).

Almost surely, 2^86354627165 is an apocalyptic number.

It is an amenable number.

86354627165 is a deficient number, since it is larger than the sum of its proper divisors (17270925439).

86354627165 is a wasteful number, since it uses less digits than its factorization.

86354627165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17270925438.

The product of its digits is 7257600, while the sum is 53.

The spelling of 86354627165 in words is "eighty-six billion, three hundred fifty-four million, six hundred twenty-seven thousand, one hundred sixty-five".