444220412323 has 16 divisors (see below), whose sum is σ = 459434533824. Its totient is φ = 429233610240.

The previous prime is 444220412291. The next prime is 444220412327. The reversal of 444220412323 is 323214022444.

It is a cyclic number.

It is not a de Polignac number, because 444220412323 - 2⁵ = 444220412291 is a prime.

It is a super-2 number, since 2×444220412323² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (444220412327) 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, 1779511 + ... + 2013727.

It is an arithmetic number, because the mean of its divisors is an integer number (28714658364).

Almost surely, 2^444220412323 is an apocalyptic number.

444220412323 is a deficient number, since it is larger than the sum of its proper divisors (15214121501).

444220412323 is a wasteful number, since it uses less digits than its factorization.

444220412323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234702.

The product of its (nonzero) digits is 36864, while the sum is 31.

Adding to 444220412323 its reverse (323214022444), we get a palindrome (767434434767).

The spelling of 444220412323 in words is "four hundred forty-four billion, two hundred twenty million, four hundred twelve thousand, three hundred twenty-three".