90722311804 has 12 divisors (see below), whose sum is σ = 167120048200. Its totient is φ = 42973726608.

The previous prime is 90722311787. The next prime is 90722311819. The reversal of 90722311804 is 40811322709.

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, 596857239 + ... + 596857390.

Almost surely, 2^90722311804 is an apocalyptic number.

It is an amenable number.

90722311804 is a deficient number, since it is larger than the sum of its proper divisors (76397736396).

90722311804 is a wasteful number, since it uses less digits than its factorization.

90722311804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1193714652 (or 1193714650 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 37.

The spelling of 90722311804 in words is "ninety billion, seven hundred twenty-two million, three hundred eleven thousand, eight hundred four".