12928453325212 has 24 divisors (see below), whose sum is σ = 22891003062480. Its totient is φ = 6388242917760.

The previous prime is 12928453325197. The next prime is 12928453325213. The reversal of 12928453325212 is 21252335482921.

12928453325212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12928453325213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8842839 + ... + 10200622.

It is an arithmetic number, because the mean of its divisors is an integer number (953791794270).

Almost surely, 2^{12928453325212} is an apocalyptic number.

It is an amenable number.

12928453325212 is a deficient number, since it is larger than the sum of its proper divisors (9962549737268).

12928453325212 is a wasteful number, since it uses less digits than its factorization.

12928453325212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19045461 (or 19045459 counting only the distinct ones).

The product of its digits is 2073600, while the sum is 49.

The spelling of 12928453325212 in words is "twelve trillion, nine hundred twenty-eight billion, four hundred fifty-three million, three hundred twenty-five thousand, two hundred twelve".