13136855325 has 24 divisors (see below), whose sum is σ = 23694111456. Its totient is φ = 6369384000.

The previous prime is 13136855323. The next prime is 13136855357. The reversal of 13136855325 is 52355863131.

It is a happy number.

It is not a de Polignac number, because 13136855325 - 2¹ = 13136855323 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13136855321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7960906 + ... + 7962555.

It is an arithmetic number, because the mean of its divisors is an integer number (987254644).

Almost surely, 2^13136855325 is an apocalyptic number.

13136855325 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13136855325 is a deficient number, since it is larger than the sum of its proper divisors (10557256131).

13136855325 is a wasteful number, since it uses less digits than its factorization.

13136855325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15923485 (or 15923480 counting only the distinct ones).

The product of its digits is 324000, while the sum is 42.

The spelling of 13136855325 in words is "thirteen billion, one hundred thirty-six million, eight hundred fifty-five thousand, three hundred twenty-five".