13044321043144 has 16 divisors (see below), whose sum is σ = 25054641028620. Its totient is φ = 6363083435520.

The previous prime is 13044321043109. The next prime is 13044321043183. The reversal of 13044321043144 is 44134012344031.

It can be written as a sum of positive squares in 2 ways, for example, as 13039537660900 + 4783382244 = 3611030^2 + 69162^2 .

It is a super-2 number, since 2×13044321043144² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19884635409 + ... + 19884636064.

Almost surely, 2^{13044321043144} is an apocalyptic number.

It is an amenable number.

13044321043144 is a deficient number, since it is larger than the sum of its proper divisors (12010319985476).

13044321043144 is a wasteful number, since it uses less digits than its factorization.

13044321043144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39769271520 (or 39769271516 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 34.

Adding to 13044321043144 its reverse (44134012344031), we get a palindrome (57178333387175).

The spelling of 13044321043144 in words is "thirteen trillion, forty-four billion, three hundred twenty-one million, forty-three thousand, one hundred forty-four".