90022397613 has 16 divisors (see below), whose sum is σ = 126389016000. Its totient is φ = 56837445120.

The previous prime is 90022397609. The next prime is 90022397681. The reversal of 90022397613 is 31679322009.

It is not a de Polignac number, because 90022397613 - 2² = 90022397609 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90022393613) 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 15 ways as a sum of consecutive naturals, for example, 86338 + ... + 433011.

It is an arithmetic number, because the mean of its divisors is an integer number (7899313500).

Almost surely, 2^90022397613 is an apocalyptic number.

It is an amenable number.

90022397613 is a deficient number, since it is larger than the sum of its proper divisors (36366618387).

90022397613 is a wasteful number, since it uses less digits than its factorization.

90022397613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 522412.

The product of its (nonzero) digits is 122472, while the sum is 42.

The spelling of 90022397613 in words is "ninety billion, twenty-two million, three hundred ninety-seven thousand, six hundred thirteen".