40454595864 has 48 divisors (see below), whose sum is σ = 115331088600. Its totient is φ = 12775135104.

The previous prime is 40454595851. The next prime is 40454595889. The reversal of 40454595864 is 46859545404.

It is a happy number.

40454595864 is a `hidden beast` number, since 4 + 0 + 4 + 5 + 4 + 59 + 586 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 40454595864.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14784669 + ... + 14787404.

Almost surely, 2^40454595864 is an apocalyptic number.

It is an amenable number.

40454595864 is an abundant number, since it is smaller than the sum of its proper divisors (74876492736).

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

40454595864 is a wasteful number, since it uses less digits than its factorization.

40454595864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29572104 (or 29572097 counting only the distinct ones).

The product of its (nonzero) digits is 13824000, while the sum is 54.

The spelling of 40454595864 in words is "forty billion, four hundred fifty-four million, five hundred ninety-five thousand, eight hundred sixty-four".