13440222113144 has 32 divisors (see below), whose sum is σ = 26069678118000. Its totient is φ = 6488312957952.

The previous prime is 13440222113083. The next prime is 13440222113167. The reversal of 13440222113144 is 44131122204431.

13440222113144 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 13440222113144.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25926632 + ... + 26439944.

Almost surely, 2^{13440222113144} is an apocalyptic number.

It is an amenable number.

13440222113144 is a deficient number, since it is larger than the sum of its proper divisors (12629456004856).

13440222113144 is a wasteful number, since it uses less digits than its factorization.

13440222113144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 626207 (or 626203 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 32.

Adding to 13440222113144 its reverse (44131122204431), we get a palindrome (57571344317575).

The spelling of 13440222113144 in words is "thirteen trillion, four hundred forty billion, two hundred twenty-two million, one hundred thirteen thousand, one hundred forty-four".