441444223231 has 8 divisors (see below), whose sum is σ = 502513582464. Its totient is φ = 383864541720.

The previous prime is 441444223163. The next prime is 441444223271. The reversal of 441444223231 is 132322444144.

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

It is a de Polignac number, because none of the positive numbers 2^k-441444223231 is a prime.

It is a super-2 number, since 2×441444223231² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (441444223271) 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, 872419161 + ... + 872419666.

It is an arithmetic number, because the mean of its divisors is an integer number (62814197808).

Almost surely, 2^441444223231 is an apocalyptic number.

441444223231 is a deficient number, since it is larger than the sum of its proper divisors (61069359233).

441444223231 is a wasteful number, since it uses less digits than its factorization.

441444223231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1744838861.

The product of its digits is 73728, while the sum is 34.

Adding to 441444223231 its reverse (132322444144), we get a palindrome (573766667375).

The spelling of 441444223231 in words is "four hundred forty-one billion, four hundred forty-four million, two hundred twenty-three thousand, two hundred thirty-one".