30744539572736 has 640 divisors, whose sum is σ = 74332362424320. Its totient is φ = 12541132800000.

The previous prime is 30744539572709. The next prime is 30744539572783. The reversal of 30744539572736 is 63727593544703.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 81120156995 + ... + 81120157373.

It is an arithmetic number, because the mean of its divisors is an integer number (116144316288).

Almost surely, 2^{30744539572736} 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 30744539572736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37166181212160).

30744539572736 is an abundant number, since it is smaller than the sum of its proper divisors (43587822851584).

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

30744539572736 is a wasteful number, since it uses less digits than its factorization.

30744539572736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 788 (or 772 counting only the distinct ones).

The product of its (nonzero) digits is 400075200, while the sum is 65.

The spelling of 30744539572736 in words is "thirty trillion, seven hundred forty-four billion, five hundred thirty-nine million, five hundred seventy-two thousand, seven hundred thirty-six".