40508915392 has 56 divisors (see below), whose sum is σ = 92851010640. Its totient is φ = 17330012160.

The previous prime is 40508915371. The next prime is 40508915449. The reversal of 40508915392 is 29351980504.

40508915392 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 1680417 + ... + 1704352.

Almost surely, 2^40508915392 is an apocalyptic number.

It is an amenable number.

40508915392 is an abundant number, since it is smaller than the sum of its proper divisors (52342095248).

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

40508915392 is a wasteful number, since it uses less digits than its factorization.

40508915392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3384809 (or 3384799 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 46.

The spelling of 40508915392 in words is "forty billion, five hundred eight million, nine hundred fifteen thousand, three hundred ninety-two".