44439928311 has 16 divisors (see below), whose sum is σ = 60011667200. Its totient is φ = 29249812800.

The previous prime is 44439928307. The next prime is 44439928321. The reversal of 44439928311 is 11382993444.

It is not a de Polignac number, because 44439928311 - 2² = 44439928307 is a prime.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44439928321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 227086 + ... + 374763.

It is an arithmetic number, because the mean of its divisors is an integer number (3750729200).

Almost surely, 2^44439928311 is an apocalyptic number.

44439928311 is a deficient number, since it is larger than the sum of its proper divisors (15571738889).

44439928311 is a wasteful number, since it uses less digits than its factorization.

44439928311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 602166.

The product of its digits is 746496, while the sum is 48.

The spelling of 44439928311 in words is "forty-four billion, four hundred thirty-nine million, nine hundred twenty-eight thousand, three hundred eleven".