13364025507856 has 15 divisors (see below), whose sum is σ = 25892827753053. Its totient is φ = 6682005442560.

The previous prime is 13364025507853. The next prime is 13364025507869. The reversal of 13364025507856 is 65870552046331.

The square root of 13364025507856 is 3655684.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 7576344330256 + 5787681177600 = 2752516^2 + 2405760^2 .

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13364025507797 and 13364025507806.

It is not an unprimeable number, because it can be changed into a prime (13364025507853) 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 2 ways as a sum of consecutive naturals, for example, 14165776 + ... + 15079696.

Almost surely, 2^{13364025507856} is an apocalyptic number.

13364025507856 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

13364025507856 is the 3655684-th square number.

It is an amenable number.

13364025507856 is a deficient number, since it is larger than the sum of its proper divisors (12528802245197).

13364025507856 is an frugal number, since it uses more digits than its factorization.

13364025507856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1827850 (or 913923 counting only the distinct ones).

The product of its (nonzero) digits is 18144000, while the sum is 55.

The spelling of 13364025507856 in words is "thirteen trillion, three hundred sixty-four billion, twenty-five million, five hundred seven thousand, eight hundred fifty-six".