13349103744 has 128 divisors (see below), whose sum is σ = 35933751360. Its totient is φ = 4390400000.

The previous prime is 13349103743. The next prime is 13349103773. The reversal of 13349103744 is 44730194331.

It is a tau number, because it is divible by the number of its divisors (128).

It is not an unprimeable number, because it can be changed into a prime (13349103743) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19042594 + ... + 19043294.

Almost surely, 2^13349103744 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 13349103744, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17966875680).

13349103744 is an abundant number, since it is smaller than the sum of its proper divisors (22584647616).

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

13349103744 is a wasteful number, since it uses less digits than its factorization.

13349103744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1310 (or 1298 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 39.

The spelling of 13349103744 in words is "thirteen billion, three hundred forty-nine million, one hundred three thousand, seven hundred forty-four".