90532318502 has 8 divisors (see below), whose sum is σ = 135864118800. Its totient is φ = 45244278904.

The previous prime is 90532318493. The next prime is 90532318519. The reversal of 90532318502 is 20581323509.

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

It is a super-3 number, since 3×90532318502³ (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

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, 10935002 + ... + 10943277.

It is an arithmetic number, because the mean of its divisors is an integer number (16983014850).

Almost surely, 2^90532318502 is an apocalyptic number.

90532318502 is a deficient number, since it is larger than the sum of its proper divisors (45331800298).

90532318502 is a wasteful number, since it uses less digits than its factorization.

90532318502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21880350.

The product of its (nonzero) digits is 64800, while the sum is 38.

The spelling of 90532318502 in words is "ninety billion, five hundred thirty-two million, three hundred eighteen thousand, five hundred two".