90507643376 has 10 divisors (see below), whose sum is σ = 175358559072. Its totient is φ = 45253821680.

The previous prime is 90507643319. The next prime is 90507643393. The reversal of 90507643376 is 67334670509.

It is a happy number.

It is a super-3 number, since 3×90507643376³ (a number of 34 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2828363840 + ... + 2828363871.

Almost surely, 2^90507643376 is an apocalyptic number.

It is an amenable number.

90507643376 is a deficient number, since it is larger than the sum of its proper divisors (84850915696).

90507643376 is a wasteful number, since it uses less digits than its factorization.

90507643376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5656727719 (or 5656727713 counting only the distinct ones).

The product of its (nonzero) digits is 2857680, while the sum is 50.

The spelling of 90507643376 in words is "ninety billion, five hundred seven million, six hundred forty-three thousand, three hundred seventy-six".