44672230321 has 4 divisors (see below), whose sum is σ = 44704579444. Its totient is φ = 44639881200.

The previous prime is 44672230289. The next prime is 44672230381. The reversal of 44672230321 is 12303227644.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 19365783921 + 25306446400 = 139161^2 + 159080^2 .

It is a cyclic number.

It is not a de Polignac number, because 44672230321 - 2⁵ = 44672230289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44672230381) 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, 16172490 + ... + 16175251.

It is an arithmetic number, because the mean of its divisors is an integer number (11176144861).

Almost surely, 2^44672230321 is an apocalyptic number.

It is an amenable number.

44672230321 is a deficient number, since it is larger than the sum of its proper divisors (32349123).

44672230321 is a wasteful number, since it uses less digits than its factorization.

44672230321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32349122.

The product of its (nonzero) digits is 48384, while the sum is 34.

Adding to 44672230321 its reverse (12303227644), we get a palindrome (56975457965).

The spelling of 44672230321 in words is "forty-four billion, six hundred seventy-two million, two hundred thirty thousand, three hundred twenty-one".