13044444403 has 8 divisors (see below), whose sum is σ = 13831765200. Its totient is φ = 12259345920.

The previous prime is 13044444379. The next prime is 13044444431. The reversal of 13044444403 is 30444444031.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13044444403 - 2²⁵ = 13010889971 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13044444463) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 543478 + ... + 566971.

It is an arithmetic number, because the mean of its divisors is an integer number (1728970650).

Almost surely, 2^13044444403 is an apocalyptic number.

13044444403 is a deficient number, since it is larger than the sum of its proper divisors (787320797).

13044444403 is a wasteful number, since it uses less digits than its factorization.

13044444403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1111157.

The product of its (nonzero) digits is 36864, while the sum is 31.

Adding to 13044444403 its reverse (30444444031), we get a palindrome (43488888434).

The spelling of 13044444403 in words is "thirteen billion, forty-four million, four hundred forty-four thousand, four hundred three".