86158664 has 16 divisors (see below), whose sum is σ = 163593600. Its totient is φ = 42533712.

The previous prime is 86158663. The next prime is 86158679. The reversal of 86158664 is 46685168.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (86158663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67532 + ... + 68795.

It is an arithmetic number, because the mean of its divisors is an integer number (10224600).

Almost surely, 2^86158664 is an apocalyptic number.

It is an amenable number.

86158664 is a deficient number, since it is larger than the sum of its proper divisors (77434936).

86158664 is a wasteful number, since it uses less digits than its factorization.

86158664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136412 (or 136408 counting only the distinct ones).

The product of its digits is 276480, while the sum is 44.

The square root of 86158664 is about 9282.1691430398. The cubic root of 86158664 is about 441.6717805191.

The spelling of 86158664 in words is "eighty-six million, one hundred fifty-eight thousand, six hundred sixty-four".