13113411344 has 80 divisors (see below), whose sum is σ = 28559243520. Its totient is φ = 5781780480.

The previous prime is 13113411287. The next prime is 13113411403. The reversal of 13113411344 is 44311431131.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 927722 + ... + 941750.

It is an arithmetic number, because the mean of its divisors is an integer number (356990544).

Almost surely, 2^13113411344 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13113411344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14279621760).

13113411344 is an abundant number, since it is smaller than the sum of its proper divisors (15445832176).

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

13113411344 is a wasteful number, since it uses less digits than its factorization.

13113411344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14208 (or 14202 counting only the distinct ones).

The product of its digits is 1728, while the sum is 26.

Adding to 13113411344 its reverse (44311431131), we get a palindrome (57424842475).

The spelling of 13113411344 in words is "thirteen billion, one hundred thirteen million, four hundred eleven thousand, three hundred forty-four".