89664231315 has 32 divisors (see below), whose sum is σ = 143783087616. Its totient is φ = 47714261760.

The previous prime is 89664231281. The next prime is 89664231317. The reversal of 89664231315 is 51313246698.

It is not a de Polignac number, because 89664231315 - 2⁷ = 89664231187 is a prime.

It is not an unprimeable number, because it can be changed into a prime (89664231317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22924210 + ... + 22928120.

It is an arithmetic number, because the mean of its divisors is an integer number (4493221488).

Almost surely, 2^89664231315 is an apocalyptic number.

89664231315 is a deficient number, since it is larger than the sum of its proper divisors (54118856301).

89664231315 is a wasteful number, since it uses less digits than its factorization.

89664231315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6939.

The product of its digits is 933120, while the sum is 48.

The spelling of 89664231315 in words is "eighty-nine billion, six hundred sixty-four million, two hundred thirty-one thousand, three hundred fifteen".