90395232964 has 9 divisors (see below), whose sum is σ = 158192709997. Its totient is φ = 45197315824.

The previous prime is 90395232959. The next prime is 90395232973. The reversal of 90395232964 is 46923259309.

The square root of 90395232964 is 300658.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 76696871364 + 13698361600 = 276942^2 + 117040^2 .

It is a Duffinian number.

It is an unprimeable number.

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 2 ways as a sum of consecutive naturals, for example, 526152 + ... + 676480.

Almost surely, 2^90395232964 is an apocalyptic number.

90395232964 is the 300658-th square number.

It is an amenable number.

90395232964 is a deficient number, since it is larger than the sum of its proper divisors (67797477033).

90395232964 is an frugal number, since it uses more digits than its factorization.

90395232964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 300662 (or 150331 counting only the distinct ones).

The product of its (nonzero) digits is 3149280, while the sum is 52.

The spelling of 90395232964 in words is "ninety billion, three hundred ninety-five million, two hundred thirty-two thousand, nine hundred sixty-four".