13206560644064 has 48 divisors (see below), whose sum is σ = 26035959228048. Its totient is φ = 6594255178752.

The previous prime is 13206560644063. The next prime is 13206560644093. The reversal of 13206560644064 is 46044606560231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13206560644063) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 368499554 + ... + 368535390.

It is an arithmetic number, because the mean of its divisors is an integer number (542415817251).

Almost surely, 2^{13206560644064} is an apocalyptic number.

It is an amenable number.

13206560644064 is a deficient number, since it is larger than the sum of its proper divisors (12829398583984).

13206560644064 is a wasteful number, since it uses less digits than its factorization.

13206560644064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51267 (or 51259 counting only the distinct ones).

The product of its (nonzero) digits is 2488320, while the sum is 47.

The spelling of 13206560644064 in words is "thirteen trillion, two hundred six billion, five hundred sixty million, six hundred forty-four thousand, sixty-four".