90975619325 has 12 divisors (see below), whose sum is σ = 115209977280. Its totient is φ = 71231973360.

The previous prime is 90975619297. The next prime is 90975619327. The reversal of 90975619325 is 52391657909.

It is a happy number.

It is not a de Polignac number, because 90975619325 - 2³⁴ = 73795750141 is a prime.

It is a hoax number, since the sum of its digits (56) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90975619327) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 38711855 + ... + 38714204.

It is an arithmetic number, because the mean of its divisors is an integer number (9600831440).

Almost surely, 2^90975619325 is an apocalyptic number.

It is an amenable number.

90975619325 is a deficient number, since it is larger than the sum of its proper divisors (24234357955).

90975619325 is a wasteful number, since it uses less digits than its factorization.

90975619325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77426116 (or 77426111 counting only the distinct ones).

The product of its (nonzero) digits is 4592700, while the sum is 56.

The spelling of 90975619325 in words is "ninety billion, nine hundred seventy-five million, six hundred nineteen thousand, three hundred twenty-five".