30940724904 has 32 divisors (see below), whose sum is σ = 77476812000. Its totient is φ = 10296908352.

The previous prime is 30940724891. The next prime is 30940724929. The reversal of 30940724904 is 40942704903.

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, 1026499 + ... + 1056210.

It is an arithmetic number, because the mean of its divisors is an integer number (2421150375).

Almost surely, 2^30940724904 is an apocalyptic number.

It is an amenable number.

30940724904 is an abundant number, since it is smaller than the sum of its proper divisors (46536087096).

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

30940724904 is a wasteful number, since it uses less digits than its factorization.

30940724904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2083337 (or 2083333 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 42.

The spelling of 30940724904 in words is "thirty billion, nine hundred forty million, seven hundred twenty-four thousand, nine hundred four".