13200440244 has 48 divisors (see below), whose sum is σ = 31141608960. Its totient is φ = 4351736160.

The previous prime is 13200440179. The next prime is 13200440273. The reversal of 13200440244 is 44204400231.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 423639 + ... + 453729.

It is an arithmetic number, because the mean of its divisors is an integer number (648783520).

Almost surely, 2^13200440244 is an apocalyptic number.

It is an amenable number.

13200440244 is an abundant number, since it is smaller than the sum of its proper divisors (17941168716).

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

13200440244 is a wasteful number, since it uses less digits than its factorization.

13200440244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30500 (or 30498 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 13200440244 its reverse (44204400231), we get a palindrome (57404840475).

The spelling of 13200440244 in words is "thirteen billion, two hundred million, four hundred forty thousand, two hundred forty-four".