90199910304 has 108 divisors (see below), whose sum is σ = 298384571394. Its totient is φ = 25771398912.

The previous prime is 90199910303. The next prime is 90199910327. The reversal of 90199910304 is 40301999109.

It can be written as a sum of positive squares in only one way, i.e., 90180090000 + 19820304 = 300300^2 + 4452^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 90199910304.

It is not an unprimeable number, because it can be changed into a prime (90199910303) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 3181747 + ... + 3209970.

Almost surely, 2^90199910304 is an apocalyptic number.

It is an amenable number.

90199910304 is an abundant number, since it is smaller than the sum of its proper divisors (208184661090).

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

90199910304 is a wasteful number, since it uses less digits than its factorization.

90199910304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6391747 (or 6391729 counting only the distinct ones).

The product of its (nonzero) digits is 78732, while the sum is 45.

The spelling of 90199910304 in words is "ninety billion, one hundred ninety-nine million, nine hundred ten thousand, three hundred four".