12726410325 has 24 divisors (see below), whose sum is σ = 21087096768. Its totient is φ = 6772548480.

The previous prime is 12726410317. The next prime is 12726410339. The reversal of 12726410325 is 52301462721.

It is not a de Polignac number, because 12726410325 - 2³ = 12726410317 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 151377 + ... + 219926.

It is an arithmetic number, because the mean of its divisors is an integer number (878629032).

Almost surely, 2^12726410325 is an apocalyptic number.

12726410325 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12726410325 is a deficient number, since it is larger than the sum of its proper divisors (8360686443).

12726410325 is a wasteful number, since it uses less digits than its factorization.

12726410325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 371773 (or 371768 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 33.

The spelling of 12726410325 in words is "twelve billion, seven hundred twenty-six million, four hundred ten thousand, three hundred twenty-five".