90294906752 has 32 divisors (see below), whose sum is σ = 179899597080. Its totient is φ = 45143635456.

The previous prime is 90294906749. The next prime is 90294906797. The reversal of 90294906752 is 25760949209.

It is a tau number, because it is divible by the number of its divisors (32).

It is a junction number, because it is equal to n+sod(n) for n = 90294906694 and 90294906703.

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, 2058683 + ... + 2102085.

Almost surely, 2^90294906752 is an apocalyptic number.

It is an amenable number.

90294906752 is a deficient number, since it is larger than the sum of its proper divisors (89604690328).

90294906752 is a wasteful number, since it uses less digits than its factorization.

90294906752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59670 (or 59658 counting only the distinct ones).

The product of its (nonzero) digits is 2449440, while the sum is 53.

The spelling of 90294906752 in words is "ninety billion, two hundred ninety-four million, nine hundred six thousand, seven hundred fifty-two".