40458875632 has 40 divisors (see below), whose sum is σ = 89959302752. Its totient is φ = 17267558400.

The previous prime is 40458875623. The next prime is 40458875657. The reversal of 40458875632 is 23657885404.

40458875632 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 40458875632.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 722469 + ... + 776452.

Almost surely, 2^40458875632 is an apocalyptic number.

It is an amenable number.

40458875632 is an abundant number, since it is smaller than the sum of its proper divisors (49500427120).

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

40458875632 is a wasteful number, since it uses less digits than its factorization.

40458875632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1499177 (or 1499171 counting only the distinct ones).

The product of its (nonzero) digits is 6451200, while the sum is 52.

The spelling of 40458875632 in words is "forty billion, four hundred fifty-eight million, eight hundred seventy-five thousand, six hundred thirty-two".