90501353502 has 24 divisors (see below), whose sum is σ = 210554170056. Its totient is φ = 25857529488.

The previous prime is 90501353497. The next prime is 90501353513. The reversal of 90501353502 is 20535310509.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 153913573 + ... + 153914160.

It is an arithmetic number, because the mean of its divisors is an integer number (8773090419).

Almost surely, 2^90501353502 is an apocalyptic number.

90501353502 is an abundant number, since it is smaller than the sum of its proper divisors (120052816554).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

90501353502 is a wasteful number, since it uses less digits than its factorization.

90501353502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 307827752 (or 307827745 counting only the distinct ones).

The product of its (nonzero) digits is 20250, while the sum is 33.

The spelling of 90501353502 in words is "ninety billion, five hundred one million, three hundred fifty-three thousand, five hundred two".