30960074820136 has 128 divisors (see below), whose sum is σ = 72902562969600. Its totient is φ = 11974324826880.

The previous prime is 30960074820127. The next prime is 30960074820137. The reversal of 30960074820136 is 63102847006903.

It is a self number, because there is not a number n which added to its sum of digits gives 30960074820136.

It is not an unprimeable number, because it can be changed into a prime (30960074820137) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1522641426 + ... + 1522661758.

It is an arithmetic number, because the mean of its divisors is an integer number (569551273200).

Almost surely, 2^{30960074820136} 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 30960074820136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36451281484800).

30960074820136 is an abundant number, since it is smaller than the sum of its proper divisors (41942488149464).

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

30960074820136 is a wasteful number, since it uses less digits than its factorization.

30960074820136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38279 (or 38275 counting only the distinct ones).

The product of its (nonzero) digits is 1306368, while the sum is 49.

The spelling of 30960074820136 in words is "thirty trillion, nine hundred sixty billion, seventy-four million, eight hundred twenty thousand, one hundred thirty-six".