30725057564344 has 128 divisors (see below), whose sum is σ = 67893721620480. Its totient is φ = 12851187148800.

The previous prime is 30725057564323. The next prime is 30725057564413. The reversal of 30725057564344 is 44346575052703.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 506925289 + ... + 506985895.

It is an arithmetic number, because the mean of its divisors is an integer number (530419700160).

Almost surely, 2^{30725057564344} 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 30725057564344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33946860810240).

30725057564344 is an abundant number, since it is smaller than the sum of its proper divisors (37168664056136).

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

30725057564344 is a wasteful number, since it uses less digits than its factorization.

30725057564344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62021 (or 62017 counting only the distinct ones).

The product of its (nonzero) digits is 42336000, while the sum is 55.

The spelling of 30725057564344 in words is "thirty trillion, seven hundred twenty-five billion, fifty-seven million, five hundred sixty-four thousand, three hundred forty-four".