444322320311 has 8 divisors (see below), whose sum is σ = 445330761600. Its totient is φ = 443314216800.

The previous prime is 444322320307. The next prime is 444322320383. The reversal of 444322320311 is 113023223444.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 444322320311 - 2² = 444322320307 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 (444322320811) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2649425 + ... + 2812133.

It is an arithmetic number, because the mean of its divisors is an integer number (55666345200).

Almost surely, 2^444322320311 is an apocalyptic number.

444322320311 is a deficient number, since it is larger than the sum of its proper divisors (1008441289).

444322320311 is a wasteful number, since it uses less digits than its factorization.

444322320311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168889.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 444322320311 its reverse (113023223444), we get a palindrome (557345543755).

The spelling of 444322320311 in words is "four hundred forty-four billion, three hundred twenty-two million, three hundred twenty thousand, three hundred eleven".