90513866800 has 60 divisors (see below), whose sum is σ = 248525224816. Its totient is φ = 31033324800.

The previous prime is 90513866789. The next prime is 90513866801. The reversal of 90513866800 is 866831509.

It is not an unprimeable number, because it can be changed into a prime (90513866801) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16160391 + ... + 16165990.

Almost surely, 2^90513866800 is an apocalyptic number.

It is an amenable number.

90513866800 is an abundant number, since it is smaller than the sum of its proper divisors (158011358016).

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

90513866800 is a wasteful number, since it uses less digits than its factorization.

90513866800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32326406 (or 32326395 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 46.

The spelling of 90513866800 in words is "ninety billion, five hundred thirteen million, eight hundred sixty-six thousand, eight hundred".