13313122144244 has 72 divisors (see below), whose sum is σ = 25656036846048. Its totient is φ = 6040372590720.

The previous prime is 13313122144229. The next prime is 13313122144297. The reversal of 13313122144244 is 44244122131331.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 73598399 + ... + 73779065.

It is an arithmetic number, because the mean of its divisors is an integer number (356333845084).

Almost surely, 2^{13313122144244} is an apocalyptic number.

It is an amenable number.

13313122144244 is a deficient number, since it is larger than the sum of its proper divisors (12342914701804).

13313122144244 is a wasteful number, since it uses less digits than its factorization.

13313122144244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182545 (or 182530 counting only the distinct ones).

The product of its digits is 55296, while the sum is 35.

Adding to 13313122144244 its reverse (44244122131331), we get a palindrome (57557244275575).

The spelling of 13313122144244 in words is "thirteen trillion, three hundred thirteen billion, one hundred twenty-two million, one hundred forty-four thousand, two hundred forty-four".