90493859500 has 48 divisors (see below), whose sum is σ = 215605746720. Its totient is φ = 32906856000.

The previous prime is 90493859441. The next prime is 90493859531. The reversal of 90493859500 is 595839409.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8221215 + ... + 8232214.

It is an arithmetic number, because the mean of its divisors is an integer number (4491786390).

Almost surely, 2^90493859500 is an apocalyptic number.

It is an amenable number.

90493859500 is an abundant number, since it is smaller than the sum of its proper divisors (125111887220).

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

90493859500 is a wasteful number, since it uses less digits than its factorization.

90493859500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16453459 (or 16453447 counting only the distinct ones).

The product of its (nonzero) digits is 1749600, while the sum is 52.

The spelling of 90493859500 in words is "ninety billion, four hundred ninety-three million, eight hundred fifty-nine thousand, five hundred".