12960648530000 has 100 divisors (see below), whose sum is σ = 33224851659780. Its totient is φ = 4879302912000.

The previous prime is 12960648529999. The next prime is 12960648530047. The reversal of 12960648530000 is 3584606921.

It can be written as a sum of positive squares in 10 ways, for example, as 6164971180096 + 6795677349904 = 2482936^2 + 2606852^2 .

It is a tau number, because it is divible by the number of its divisors (100).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 37949555 + ... + 38289554.

Almost surely, 2^{12960648530000} is an apocalyptic number.

12960648530000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12960648530000 is an abundant number, since it is smaller than the sum of its proper divisors (20264203129780).

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

12960648530000 is an equidigital number, since it uses as much as digits as its factorization.

12960648530000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76239154 (or 76239133 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 44.

The spelling of 12960648530000 in words is "twelve trillion, nine hundred sixty billion, six hundred forty-eight million, five hundred thirty thousand".