90367703688 has 16 divisors (see below), whose sum is σ = 225919259280. Its totient is φ = 30122567888.

The previous prime is 90367703659. The next prime is 90367703693. The reversal of 90367703688 is 88630776309.

It is a happy 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, 1882660470 + ... + 1882660517.

It is an arithmetic number, because the mean of its divisors is an integer number (14119953705).

Almost surely, 2^90367703688 is an apocalyptic number.

It is an amenable number.

90367703688 is an abundant number, since it is smaller than the sum of its proper divisors (135551555592).

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

90367703688 is a wasteful number, since it uses less digits than its factorization.

90367703688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3765320996 (or 3765320992 counting only the distinct ones).

The product of its (nonzero) digits is 9144576, while the sum is 57.

The spelling of 90367703688 in words is "ninety billion, three hundred sixty-seven million, seven hundred three thousand, six hundred eighty-eight".