90043285752 has 96 divisors (see below), whose sum is σ = 288315986400. Its totient is φ = 24839523072.

The previous prime is 90043285747. The next prime is 90043285771. The reversal of 90043285752 is 25758234009.

90043285752 is a `hidden beast` number, since 90 + 0 + 432 + 85 + 7 + 52 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 90043285698 and 90043285707.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3065683 + ... + 3094914.

It is an arithmetic number, because the mean of its divisors is an integer number (3003291525).

Almost surely, 2^90043285752 is an apocalyptic number.

It is an amenable number.

90043285752 is an abundant number, since it is smaller than the sum of its proper divisors (198272700648).

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

90043285752 is a wasteful number, since it uses less digits than its factorization.

90043285752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6160645 (or 6160638 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 45.

The spelling of 90043285752 in words is "ninety billion, forty-three million, two hundred eighty-five thousand, seven hundred fifty-two".