12525743993279 has 24 divisors (see below), whose sum is σ = 13795833192960. Its totient is φ = 11364012221760.

The previous prime is 12525743993221. The next prime is 12525743993297. The reversal of 12525743993279 is 97239934752521.

12525743993279 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12525743993279 - 2¹² = 12525743989183 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12525743993479) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 142623209 + ... + 142711005.

It is an arithmetic number, because the mean of its divisors is an integer number (574826383040).

Almost surely, 2^{12525743993279} is an apocalyptic number.

12525743993279 is a deficient number, since it is larger than the sum of its proper divisors (1270089199681).

12525743993279 is a wasteful number, since it uses less digits than its factorization.

12525743993279 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90191 (or 90180 counting only the distinct ones).

The product of its digits is 257191200, while the sum is 68.

The spelling of 12525743993279 in words is "twelve trillion, five hundred twenty-five billion, seven hundred forty-three million, nine hundred ninety-three thousand, two hundred seventy-nine".