90190019022 has 16 divisors (see below), whose sum is σ = 183337088592. Its totient is φ = 29570497920.

The previous prime is 90190019011. The next prime is 90190019047. The reversal of 90190019022 is 22091009109.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 123210043 + ... + 123210774.

It is an arithmetic number, because the mean of its divisors is an integer number (11458568037).

Almost surely, 2^90190019022 is an apocalyptic number.

90190019022 is an abundant number, since it is smaller than the sum of its proper divisors (93147069570).

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

90190019022 is a wasteful number, since it uses less digits than its factorization.

90190019022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246420883.

The product of its (nonzero) digits is 2916, while the sum is 33.

The spelling of 90190019022 in words is "ninety billion, one hundred ninety million, nineteen thousand, twenty-two".