11513144241444 has 96 divisors (see below), whose sum is σ = 29462894899200. Its totient is φ = 3485565233280.

The previous prime is 11513144241439. The next prime is 11513144241491. The reversal of 11513144241444 is 44414244131511.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6855459 + ... + 8368010.

It is an arithmetic number, because the mean of its divisors is an integer number (306905155200).

Almost surely, 2^{11513144241444} is an apocalyptic number.

It is an amenable number.

11513144241444 is an abundant number, since it is smaller than the sum of its proper divisors (17949750657756).

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

11513144241444 is a wasteful number, since it uses less digits than its factorization.

11513144241444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15223633 (or 15223631 counting only the distinct ones).

The product of its digits is 122880, while the sum is 39.

Adding to 11513144241444 its reverse (44414244131511), we get a palindrome (55927388372955).

The spelling of 11513144241444 in words is "eleven trillion, five hundred thirteen billion, one hundred forty-four million, two hundred forty-one thousand, four hundred forty-four".