13156545325 has 96 divisors (see below), whose sum is σ = 20975443200. Its totient is φ = 8114400000.

The previous prime is 13156545319. The next prime is 13156545329. The reversal of 13156545325 is 52354565131.

It is a happy number.

It is not a de Polignac number, because 13156545325 - 2³¹ = 11009061677 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13156545329) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 9526135 + ... + 9527515.

It is an arithmetic number, because the mean of its divisors is an integer number (218494200).

Almost surely, 2^13156545325 is an apocalyptic number.

It is an amenable number.

13156545325 is a deficient number, since it is larger than the sum of its proper divisors (7818897875).

13156545325 is a wasteful number, since it uses less digits than its factorization.

13156545325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1524 (or 1505 counting only the distinct ones).

The product of its digits is 270000, while the sum is 40.

The spelling of 13156545325 in words is "thirteen billion, one hundred fifty-six million, five hundred forty-five thousand, three hundred twenty-five".