13104400031244 has 18 divisors (see below), whose sum is σ = 33125011190180. Its totient is φ = 4368133343736.

The previous prime is 13104400031213. The next prime is 13104400031297. The reversal of 13104400031244 is 44213000440131.

13104400031244 is a `hidden beast` number, since 1 + 3 + 10 + 4 + 400 + 0 + 3 + 1 + 244 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 182005555954 + ... + 182005556025.

Almost surely, 2^{13104400031244} is an apocalyptic number.

It is an amenable number.

13104400031244 is an abundant number, since it is smaller than the sum of its proper divisors (20020611158936).

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

13104400031244 is a wasteful number, since it uses less digits than its factorization.

13104400031244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 364011111989 (or 364011111984 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 13104400031244 its reverse (44213000440131), we get a palindrome (57317400471375).

The spelling of 13104400031244 in words is "thirteen trillion, one hundred four billion, four hundred million, thirty-one thousand, two hundred forty-four".