44448440009 has 4 divisors (see below), whose sum is σ = 44466786816. Its totient is φ = 44430093204.

The previous prime is 44448439979. The next prime is 44448440053. The reversal of 44448440009 is 90004484444.

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 44448440009 - 2¹⁶ = 44448374473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44448440209) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 9169769 + ... + 9174614.

It is an arithmetic number, because the mean of its divisors is an integer number (11116696704).

Almost surely, 2^44448440009 is an apocalyptic number.

It is an amenable number.

44448440009 is a deficient number, since it is larger than the sum of its proper divisors (18346807).

44448440009 is a wasteful number, since it uses less digits than its factorization.

44448440009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18346806.

The product of its (nonzero) digits is 294912, while the sum is 41.

The spelling of 44448440009 in words is "forty-four billion, four hundred forty-eight million, four hundred forty thousand, nine".