30423739328 has 56 divisors (see below), whose sum is σ = 60686899200. Its totient is φ = 15132780288.

The previous prime is 30423739327. The next prime is 30423739349. The reversal of 30423739328 is 82393732403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30423739327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11187953 + ... + 11190671.

Almost surely, 2^30423739328 is an apocalyptic number.

It is an amenable number.

30423739328 is a deficient number, since it is larger than the sum of its proper divisors (30263159872).

30423739328 is a wasteful number, since it uses less digits than its factorization.

30423739328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3577 (or 3567 counting only the distinct ones).

The product of its (nonzero) digits is 653184, while the sum is 44.

The spelling of 30423739328 in words is "thirty billion, four hundred twenty-three million, seven hundred thirty-nine thousand, three hundred twenty-eight".