90255097522 has 8 divisors (see below), whose sum is σ = 138684662172. Its totient is φ = 44026876800.

The previous prime is 90255097519. The next prime is 90255097553. The reversal of 90255097522 is 22579055209.

It can be written as a sum of positive squares in 2 ways, for example, as 88410480921 + 1844616601 = 297339^2 + 42949^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 550335879 + ... + 550336042.

Almost surely, 2^90255097522 is an apocalyptic number.

90255097522 is a deficient number, since it is larger than the sum of its proper divisors (48429564650).

90255097522 is a wasteful number, since it uses less digits than its factorization.

90255097522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1100671964.

The product of its (nonzero) digits is 567000, while the sum is 46.

The spelling of 90255097522 in words is "ninety billion, two hundred fifty-five million, ninety-seven thousand, five hundred twenty-two".