10044440013 has 4 divisors (see below), whose sum is σ = 13392586688. Its totient is φ = 6696293340.

The previous prime is 10044439943. The next prime is 10044440059. The reversal of 10044440013 is 31004444001.

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 a de Polignac number, because none of the positive numbers 2^k-10044440013 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10044440213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1674073333 + ... + 1674073338.

It is an arithmetic number, because the mean of its divisors is an integer number (3348146672).

Almost surely, 2^10044440013 is an apocalyptic number.

It is an amenable number.

10044440013 is a deficient number, since it is larger than the sum of its proper divisors (3348146675).

10044440013 is an equidigital number, since it uses as much as digits as its factorization.

10044440013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3348146674.

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 10044440013 its reverse (31004444001), we get a palindrome (41048884014).

The spelling of 10044440013 in words is "ten billion, forty-four million, four hundred forty thousand, thirteen".