30942739528392 has 64 divisors (see below), whose sum is σ = 78444461664000. Its totient is φ = 10170242024960.

The previous prime is 30942739528361. The next prime is 30942739528411. The reversal of 30942739528392 is 29382593724903.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31089984 + ... + 32069807.

It is an arithmetic number, because the mean of its divisors is an integer number (1225694713500).

Almost surely, 2^{30942739528392} is an apocalyptic number.

It is an amenable number.

30942739528392 is an abundant number, since it is smaller than the sum of its proper divisors (47501722135608).

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

30942739528392 is a wasteful number, since it uses less digits than its factorization.

30942739528392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63160086 (or 63160082 counting only the distinct ones).

The product of its (nonzero) digits is 176359680, while the sum is 66.

The spelling of 30942739528392 in words is "thirty trillion, nine hundred forty-two billion, seven hundred thirty-nine million, five hundred twenty-eight thousand, three hundred ninety-two".