30557783794368 has 112 divisors (see below), whose sum is σ = 81118650161664. Its totient is φ = 10152193582080.

The previous prime is 30557783794357. The next prime is 30557783794393. The reversal of 30557783794368 is 86349738775503.

30557783794368 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 30557783794368.

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, 422786073 + ... + 422858343.

Almost surely, 2^{30557783794368} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 30557783794368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40559325080832).

30557783794368 is an abundant number, since it is smaller than the sum of its proper divisors (50560866367296).

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

30557783794368 is a wasteful number, since it uses less digits than its factorization.

30557783794368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79550 (or 79540 counting only the distinct ones).

The product of its (nonzero) digits is 3200601600, while the sum is 75.

The spelling of 30557783794368 in words is "thirty trillion, five hundred fifty-seven billion, seven hundred eighty-three million, seven hundred ninety-four thousand, three hundred sixty-eight".