90767513504 has 12 divisors (see below), whose sum is σ = 178698542274. Its totient is φ = 45383756736.

The previous prime is 90767513503. The next prime is 90767513539. The reversal of 90767513504 is 40531576709.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 70677285904 + 20090227600 = 265852^2 + 141740^2 .

It is not an unprimeable number, because it can be changed into a prime (90767513503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1418242367 + ... + 1418242430.

Almost surely, 2^90767513504 is an apocalyptic number.

It is an amenable number.

90767513504 is a deficient number, since it is larger than the sum of its proper divisors (87931028770).

90767513504 is a wasteful number, since it uses less digits than its factorization.

90767513504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2836484807 (or 2836484799 counting only the distinct ones).

The product of its (nonzero) digits is 793800, while the sum is 47.

The spelling of 90767513504 in words is "ninety billion, seven hundred sixty-seven million, five hundred thirteen thousand, five hundred four".