90493597304 has 16 divisors (see below), whose sum is σ = 185100540120. Its totient is φ = 41133453280.

The previous prime is 90493597283. The next prime is 90493597307. The reversal of 90493597304 is 40379539409.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90493597307) 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 3 ways as a sum of consecutive naturals, for example, 514168079 + ... + 514168254.

Almost surely, 2^90493597304 is an apocalyptic number.

It is an amenable number.

90493597304 is an abundant number, since it is smaller than the sum of its proper divisors (94606942816).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

90493597304 is a wasteful number, since it uses less digits than its factorization.

90493597304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1028336350 (or 1028336346 counting only the distinct ones).

The product of its (nonzero) digits is 3674160, while the sum is 53.

The spelling of 90493597304 in words is "ninety billion, four hundred ninety-three million, five hundred ninety-seven thousand, three hundred four".