13525452443313 has 6 divisors (see below), whose sum is σ = 19536764640354. Its totient is φ = 9016968295536.

The previous prime is 13525452443281. The next prime is 13525452443369. The reversal of 13525452443313 is 31334425452531.

13525452443313 is a `hidden beast` number, since 1 + 3 + 5 + 2 + 54 + 524 + 43 + 31 + 3 = 666.

13525452443313 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 7760497778289 + 5764954665024 = 2785767^2 + 2401032^2 .

It is not a de Polignac number, because 13525452443313 - 2⁵ = 13525452443281 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13525452433313) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 751414024620 + ... + 751414024637.

It is an arithmetic number, because the mean of its divisors is an integer number (3256127440059).

Almost surely, 2^{13525452443313} is an apocalyptic number.

It is an amenable number.

13525452443313 is a deficient number, since it is larger than the sum of its proper divisors (6011312197041).

13525452443313 is a wasteful number, since it uses less digits than its factorization.

13525452443313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1502828049263 (or 1502828049260 counting only the distinct ones).

The product of its digits is 2592000, while the sum is 45.

Adding to 13525452443313 its reverse (31334425452531), we get a palindrome (44859877895844).

The spelling of 13525452443313 in words is "thirteen trillion, five hundred twenty-five billion, four hundred fifty-two million, four hundred forty-three thousand, three hundred thirteen".