13539110656325 has 24 divisors (see below), whose sum is σ = 16964647377600. Its totient is φ = 10717806476160.

The previous prime is 13539110656307. The next prime is 13539110656327. The reversal of 13539110656325 is 52365601193531.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-13539110656325 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13539110656327) 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, 1279646 + ... + 5358704.

It is an arithmetic number, because the mean of its divisors is an integer number (706860307400).

Almost surely, 2^{13539110656325} is an apocalyptic number.

It is an amenable number.

13539110656325 is a deficient number, since it is larger than the sum of its proper divisors (3425536721275).

13539110656325 is a wasteful number, since it uses less digits than its factorization.

13539110656325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4080461 (or 4080456 counting only the distinct ones).

The product of its (nonzero) digits is 2187000, while the sum is 50.

The spelling of 13539110656325 in words is "thirteen trillion, five hundred thirty-nine billion, one hundred ten million, six hundred fifty-six thousand, three hundred twenty-five".