13373519664 has 80 divisors (see below), whose sum is σ = 36555497600. Its totient is φ = 4201279488.

The previous prime is 13373519641. The next prime is 13373519713. The reversal of 13373519664 is 46691537331.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 138027 + ... + 214005.

It is an arithmetic number, because the mean of its divisors is an integer number (456943720).

Almost surely, 2^13373519664 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13373519664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18277748800).

13373519664 is an abundant number, since it is smaller than the sum of its proper divisors (23181977936).

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

13373519664 is a wasteful number, since it uses less digits than its factorization.

13373519664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76202 (or 76196 counting only the distinct ones).

The product of its digits is 1224720, while the sum is 48.

The spelling of 13373519664 in words is "thirteen billion, three hundred seventy-three million, five hundred nineteen thousand, six hundred sixty-four".