90410165992 has 16 divisors (see below), whose sum is σ = 169973541540. Its totient is φ = 45083888256.

The previous prime is 90410165987. The next prime is 90410166073. The reversal of 90410165992 is 29956101409.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 82498775076 + 7911390916 = 287226^2 + 88946^2 .

It is a super-2 number, since 2×90410165992² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 15146173 + ... + 15152140.

Almost surely, 2^90410165992 is an apocalyptic number.

It is an amenable number.

90410165992 is a deficient number, since it is larger than the sum of its proper divisors (79563375548).

90410165992 is a wasteful number, since it uses less digits than its factorization.

90410165992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30298692 (or 30298688 counting only the distinct ones).

The product of its (nonzero) digits is 174960, while the sum is 46.

The spelling of 90410165992 in words is "ninety billion, four hundred ten million, one hundred sixty-five thousand, nine hundred ninety-two".