90328613192 has 32 divisors (see below), whose sum is σ = 175060888320. Its totient is φ = 43649565120.

The previous prime is 90328613183. The next prime is 90328613231. The reversal of 90328613192 is 29131682309.

It is a super-2 number, since 2×90328613192² (a number of 23 digits) contains 22 as substring.

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, 52838 + ... + 428309.

It is an arithmetic number, because the mean of its divisors is an integer number (5470652760).

Almost surely, 2^90328613192 is an apocalyptic number.

It is an amenable number.

90328613192 is a deficient number, since it is larger than the sum of its proper divisors (84732275128).

90328613192 is a wasteful number, since it uses less digits than its factorization.

90328613192 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 481941 (or 481937 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 44.

The spelling of 90328613192 in words is "ninety billion, three hundred twenty-eight million, six hundred thirteen thousand, one hundred ninety-two".