13064320501056 has 168 divisors, whose sum is σ = 40996126499328. Its totient is φ = 3944795904000.

The previous prime is 13064320501019. The next prime is 13064320501117. The reversal of 13064320501056 is 65010502346031.

13064320501056 is a `hidden beast` number, since 1 + 3 + 0 + 643 + 2 + 0 + 5 + 0 + 1 + 0 + 5 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 13064320501056.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1888480 + ... + 5449311.

It is an arithmetic number, because the mean of its divisors is an integer number (244024562496).

Almost surely, 2^{13064320501056} is an apocalyptic number.

13064320501056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

13064320501056 is an abundant number, since it is smaller than the sum of its proper divisors (27931805998272).

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

13064320501056 is a wasteful number, since it uses less digits than its factorization.

13064320501056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7338101 (or 7338088 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 36.

Adding to 13064320501056 its reverse (65010502346031), we get a palindrome (78074822847087).

The spelling of 13064320501056 in words is "thirteen trillion, sixty-four billion, three hundred twenty million, five hundred one thousand, fifty-six".