40915251904 has 28 divisors (see below), whose sum is σ = 81995089248. Its totient is φ = 20255072000.

The previous prime is 40915251887. The next prime is 40915251913.

40915251904 is nontrivially palindromic in base 10.

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, 3158392 + ... + 3171319.

Almost surely, 2^40915251904 is an apocalyptic number.

It is an amenable number.

40915251904 is an abundant number, since it is smaller than the sum of its proper divisors (41079837344).

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

40915251904 is a wasteful number, since it uses less digits than its factorization.

40915251904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6329824 (or 6329814 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 40.

The spelling of 40915251904 in words is "forty billion, nine hundred fifteen million, two hundred fifty-one thousand, nine hundred four".