13044516289 has 4 divisors (see below), whose sum is σ = 14908018624. Its totient is φ = 11181013956.

The previous prime is 13044516281. The next prime is 13044516349. The reversal of 13044516289 is 98261544031.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 13044516289 - 2³ = 13044516281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13044516281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 931751157 + ... + 931751170.

It is an arithmetic number, because the mean of its divisors is an integer number (3727004656).

Almost surely, 2^13044516289 is an apocalyptic number.

It is an amenable number.

13044516289 is a deficient number, since it is larger than the sum of its proper divisors (1863502335).

13044516289 is an equidigital number, since it uses as much as digits as its factorization.

13044516289 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1863502334.

The product of its (nonzero) digits is 207360, while the sum is 43.

The spelling of 13044516289 in words is "thirteen billion, forty-four million, five hundred sixteen thousand, two hundred eighty-nine".