90017074999965 has 32 divisors (see below), whose sum is σ = 144057019766400. Its totient is φ = 47999207854080.

The previous prime is 90017074999939. The next prime is 90017074999979. The reversal of 90017074999965 is 56999947071009.

It is not a de Polignac number, because 90017074999965 - 2¹³ = 90017074991773 is a prime.

It is a Smith number, since the sum of its digits (75) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2016444045 + ... + 2016488685.

It is an arithmetic number, because the mean of its divisors is an integer number (4501781867700).

Almost surely, 2^{90017074999965} is an apocalyptic number.

It is an amenable number.

90017074999965 is a deficient number, since it is larger than the sum of its proper divisors (54039944766435).

90017074999965 is a wasteful number, since it uses less digits than its factorization.

90017074999965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69357.

The product of its (nonzero) digits is 347208120, while the sum is 75.

The spelling of 90017074999965 in words is "ninety trillion, seventeen billion, seventy-four million, nine hundred ninety-nine thousand, nine hundred sixty-five".