13444400052244 has 24 divisors (see below), whose sum is σ = 26892737930240. Its totient is φ = 5761041916896.

The previous prime is 13444400052221. The next prime is 13444400052289. The reversal of 13444400052244 is 44225000444431.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 34964532 + ... + 35346955.

Almost surely, 2^{13444400052244} is an apocalyptic number.

13444400052244 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

13444400052244 is an abundant number, since it is smaller than the sum of its proper divisors (13448337877996).

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

13444400052244 is a wasteful number, since it uses less digits than its factorization.

13444400052244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70318327 (or 70318325 counting only the distinct ones).

The product of its (nonzero) digits is 245760, while the sum is 37.

Adding to 13444400052244 its reverse (44225000444431), we get a palindrome (57669400496675).

The spelling of 13444400052244 in words is "thirteen trillion, four hundred forty-four billion, four hundred million, fifty-two thousand, two hundred forty-four".