444213234231 has 16 divisors (see below), whose sum is σ = 638493574656. Its totient is φ = 273083877216.

The previous prime is 444213234211. The next prime is 444213234253. The reversal of 444213234231 is 132432312444.

444213234231 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 444213234231 - 2⁶ = 444213234167 is a prime.

It is a super-2 number, since 2×444213234231² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 444213234192 and 444213234201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (444213234211) 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, 5755195 + ... + 5831868.

It is an arithmetic number, because the mean of its divisors is an integer number (39905848416).

Almost surely, 2^444213234231 is an apocalyptic number.

444213234231 is a deficient number, since it is larger than the sum of its proper divisors (194280340425).

444213234231 is a wasteful number, since it uses less digits than its factorization.

444213234231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11588062.

The product of its digits is 55296, while the sum is 33.

Adding to 444213234231 its reverse (132432312444), we get a palindrome (576645546675).

The spelling of 444213234231 in words is "four hundred forty-four billion, two hundred thirteen million, two hundred thirty-four thousand, two hundred thirty-one".