90291005118 has 24 divisors (see below), whose sum is σ = 196146701400. Its totient is φ = 30017587824.

The previous prime is 90291005113. The next prime is 90291005141. The reversal of 90291005118 is 81150019209.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90291005113) 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 11 ways as a sum of consecutive naturals, for example, 6610813 + ... + 6624456.

It is an arithmetic number, because the mean of its divisors is an integer number (8172779225).

Almost surely, 2^90291005118 is an apocalyptic number.

90291005118 is an abundant number, since it is smaller than the sum of its proper divisors (105855696282).

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

90291005118 is a wasteful number, since it uses less digits than its factorization.

90291005118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13235656 (or 13235653 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 36.

The spelling of 90291005118 in words is "ninety billion, two hundred ninety-one million, five thousand, one hundred eighteen".