13376816564 has 12 divisors (see below), whose sum is σ = 23418057600. Its totient is φ = 6685942968.

The previous prime is 13376816561. The next prime is 13376816581. The reversal of 13376816564 is 46561867331.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13376816561) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 604094 + ... + 625845.

It is an arithmetic number, because the mean of its divisors is an integer number (1951504800).

Almost surely, 2^13376816564 is an apocalyptic number.

It is an amenable number.

13376816564 is a deficient number, since it is larger than the sum of its proper divisors (10041241036).

13376816564 is a wasteful number, since it uses less digits than its factorization.

13376816564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1232662 (or 1232660 counting only the distinct ones).

The product of its digits is 2177280, while the sum is 50.

The spelling of 13376816564 in words is "thirteen billion, three hundred seventy-six million, eight hundred sixteen thousand, five hundred sixty-four".