90338724356 has 48 divisors (see below), whose sum is σ = 161393367744. Its totient is φ = 44236025856.

The previous prime is 90338724277. The next prime is 90338724379. The reversal of 90338724356 is 65342783309.

It is a happy number.

It is a super-2 number, since 2×90338724356² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38489975 + ... + 38492321.

It is an arithmetic number, because the mean of its divisors is an integer number (3362361828).

Almost surely, 2^90338724356 is an apocalyptic number.

It is an amenable number.

90338724356 is a deficient number, since it is larger than the sum of its proper divisors (71054643388).

90338724356 is a wasteful number, since it uses less digits than its factorization.

90338724356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3300 (or 3298 counting only the distinct ones).

The product of its (nonzero) digits is 3265920, while the sum is 50.

The spelling of 90338724356 in words is "ninety billion, three hundred thirty-eight million, seven hundred twenty-four thousand, three hundred fifty-six".