90063808544 has 24 divisors (see below), whose sum is σ = 177321711168. Its totient is φ = 45029723200.

The previous prime is 90063808517. The next prime is 90063808613. The reversal of 90063808544 is 44580836009.

It is a super-2 number, since 2×90063808544² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 756269 + ... + 867219.

It is an arithmetic number, because the mean of its divisors is an integer number (7388404632).

Almost surely, 2^90063808544 is an apocalyptic number.

It is an amenable number.

90063808544 is a deficient number, since it is larger than the sum of its proper divisors (87257902624).

90063808544 is a wasteful number, since it uses less digits than its factorization.

90063808544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136328 (or 136320 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 47.

The spelling of 90063808544 in words is "ninety billion, sixty-three million, eight hundred eight thousand, five hundred forty-four".