444123422444 has 12 divisors (see below), whose sum is σ = 837001834704. Its totient is φ = 204980041104.

The previous prime is 444123422389. The next prime is 444123422447. The reversal of 444123422444 is 444224321444.

It is a super-2 number, since 2×444123422444² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 444123422398 and 444123422407.

It is not an unprimeable number, because it can be changed into a prime (444123422447) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4270417472 + ... + 4270417575.

It is an arithmetic number, because the mean of its divisors is an integer number (69750152892).

Almost surely, 2^444123422444 is an apocalyptic number.

It is an amenable number.

444123422444 is a deficient number, since it is larger than the sum of its proper divisors (392878412260).

444123422444 is a wasteful number, since it uses less digits than its factorization.

444123422444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8540835064 (or 8540835062 counting only the distinct ones).

The product of its digits is 393216, while the sum is 38.

Adding to 444123422444 its reverse (444224321444), we get a palindrome (888347743888).

The spelling of 444123422444 in words is "four hundred forty-four billion, one hundred twenty-three million, four hundred twenty-two thousand, four hundred forty-four".