44044020321 has 16 divisors (see below), whose sum is σ = 68252236800. Its totient is φ = 24741434448.

The previous prime is 44044020281. The next prime is 44044020341. The reversal of 44044020321 is 12302044044.

It is a happy number.

It is not a de Polignac number, because 44044020321 - 2¹⁵ = 44043987553 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 44044020291 and 44044020300.

It is not an unprimeable number, because it can be changed into a prime (44044020341) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17772781 + ... + 17775258.

It is an arithmetic number, because the mean of its divisors is an integer number (4265764800).

Almost surely, 2^44044020321 is an apocalyptic number.

It is an amenable number.

44044020321 is a deficient number, since it is larger than the sum of its proper divisors (24208216479).

44044020321 is a wasteful number, since it uses less digits than its factorization.

44044020321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35548108.

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 44044020321 its reverse (12302044044), we get a palindrome (56346064365).

The spelling of 44044020321 in words is "forty-four billion, forty-four million, twenty thousand, three hundred twenty-one".