13361640244 has 12 divisors (see below), whose sum is σ = 24014840164. Its totient is φ = 6500257344.

The previous prime is 13361640241. The next prime is 13361640251. The reversal of 13361640244 is 44204616331.

13361640244 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 11275891344 + 2085748900 = 106188^2 + 45670^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13361640241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45140529 + ... + 45140824.

Almost surely, 2^13361640244 is an apocalyptic number.

It is an amenable number.

13361640244 is a deficient number, since it is larger than the sum of its proper divisors (10653199920).

13361640244 is a wasteful number, since it uses less digits than its factorization.

13361640244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90281394 (or 90281392 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 34.

The spelling of 13361640244 in words is "thirteen billion, three hundred sixty-one million, six hundred forty thousand, two hundred forty-four".