13244616844 has 6 divisors (see below), whose sum is σ = 23178079484. Its totient is φ = 6622308420.

The previous prime is 13244616841. The next prime is 13244616859. The reversal of 13244616844 is 44861644231.

It is a self number, because there is not a number n which added to its sum of digits gives 13244616844.

It is not an unprimeable number, because it can be changed into a prime (13244616841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1655577102 + ... + 1655577109.

Almost surely, 2^13244616844 is an apocalyptic number.

It is an amenable number.

13244616844 is a deficient number, since it is larger than the sum of its proper divisors (9933462640).

13244616844 is a wasteful number, since it uses less digits than its factorization.

13244616844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3311154215 (or 3311154213 counting only the distinct ones).

The product of its digits is 442368, while the sum is 43.

The spelling of 13244616844 in words is "thirteen billion, two hundred forty-four million, six hundred sixteen thousand, eight hundred forty-four".