13613376568 has 16 divisors (see below), whose sum is σ = 27845543160. Its totient is φ = 6187898400.

The previous prime is 13613376529. The next prime is 13613376583. The reversal of 13613376568 is 86567331631.

13613376568 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 an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 77348643 + ... + 77348818.

Almost surely, 2^13613376568 is an apocalyptic number.

It is an amenable number.

13613376568 is an abundant number, since it is smaller than the sum of its proper divisors (14232166592).

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

13613376568 is a wasteful number, since it uses less digits than its factorization.

13613376568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154697478 (or 154697474 counting only the distinct ones).

The product of its digits is 1632960, while the sum is 49.

The spelling of 13613376568 in words is "thirteen billion, six hundred thirteen million, three hundred seventy-six thousand, five hundred sixty-eight".