13513840838168 has 32 divisors (see below), whose sum is σ = 27974982692160. Its totient is φ = 6068647032480.

The previous prime is 13513840838167. The next prime is 13513840838171. The reversal of 13513840838168 is 86183804831531.

13513840838168 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13513840838161) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 925091330 + ... + 925105937.

It is an arithmetic number, because the mean of its divisors is an integer number (874218209130).

Almost surely, 2^{13513840838168} is an apocalyptic number.

It is an amenable number.

13513840838168 is an abundant number, since it is smaller than the sum of its proper divisors (14461141853992).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13513840838168 is a wasteful number, since it uses less digits than its factorization.

13513840838168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1850197367 (or 1850197363 counting only the distinct ones).

The product of its (nonzero) digits is 13271040, while the sum is 59.

The spelling of 13513840838168 in words is "thirteen trillion, five hundred thirteen billion, eight hundred forty million, eight hundred thirty-eight thousand, one hundred sixty-eight".