12725919326 has 16 divisors (see below), whose sum is σ = 19358414208. Its totient is φ = 6273187200.

The previous prime is 12725919299. The next prime is 12725919341. The reversal of 12725919326 is 62391952721.

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 7 ways as a sum of consecutive naturals, for example, 361466 + ... + 395106.

It is an arithmetic number, because the mean of its divisors is an integer number (1209900888).

Almost surely, 2^12725919326 is an apocalyptic number.

12725919326 is a deficient number, since it is larger than the sum of its proper divisors (6632494882).

12725919326 is a wasteful number, since it uses less digits than its factorization.

12725919326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36307.

The product of its digits is 408240, while the sum is 47.

The spelling of 12725919326 in words is "twelve billion, seven hundred twenty-five million, nine hundred nineteen thousand, three hundred twenty-six".