444222404222444 has 12 divisors (see below), whose sum is σ = 780345059890704. Its totient is φ = 221266672825104.

The previous prime is 444222404222417. The next prime is 444222404222573.

444222404222444 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 444222404222395 and 444222404222404.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 211132320347 + ... + 211132322450.

It is an arithmetic number, because the mean of its divisors is an integer number (65028754990892).

Almost surely, 2^{444222404222444} is an apocalyptic number.

It is an amenable number.

444222404222444 is a deficient number, since it is larger than the sum of its proper divisors (336122655668260).

444222404222444 is a wasteful number, since it uses less digits than its factorization.

444222404222444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 422264643064 (or 422264643062 counting only the distinct ones).

The product of its (nonzero) digits is 4194304, while the sum is 44.

It can be divided in two parts, 44422240 and 4222444, that added together give a palindrome (48644684).

The spelling of 444222404222444 in words is "four hundred forty-four trillion, two hundred twenty-two billion, four hundred four million, two hundred twenty-two thousand, four hundred forty-four".