44044134013 has 4 divisors (see below), whose sum is σ = 48048146208. Its totient is φ = 40040121820.

The previous prime is 44044134007. The next prime is 44044134031. The reversal of 44044134013 is 31043144044.

It is a happy number.

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 cyclic number.

It is not a de Polignac number, because 44044134013 - 2³³ = 35454199421 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 (44044134053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2002006081 + ... + 2002006102.

It is an arithmetic number, because the mean of its divisors is an integer number (12012036552).

Almost surely, 2^44044134013 is an apocalyptic number.

It is an amenable number.

44044134013 is a deficient number, since it is larger than the sum of its proper divisors (4004012195).

44044134013 is a wasteful number, since it uses less digits than its factorization.

44044134013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4004012194.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 44044134013 its reverse (31043144044), we get a palindrome (75087278057).

The spelling of 44044134013 in words is "forty-four billion, forty-four million, one hundred thirty-four thousand, thirteen".