4444404040444 has 6 divisors (see below), whose sum is σ = 7777707070784. Its totient is φ = 2222202020220.

The previous prime is 4444404040387. The next prime is 4444404040459. The reversal of 4444404040444 is 4440404044444.

It is a junction number, because it is equal to n+sod(n) for n = 4444404040397 and 4444404040406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555550505052 + ... + 555550505059.

Almost surely, 2^{4444404040444} is an apocalyptic number.

It is an amenable number.

4444404040444 is a deficient number, since it is larger than the sum of its proper divisors (3333303030340).

4444404040444 is a wasteful number, since it uses less digits than its factorization.

4444404040444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1111101010115 (or 1111101010113 counting only the distinct ones).

The product of its (nonzero) digits is 1048576, while the sum is 40.

Adding to 4444404040444 its reverse (4440404044444), we get a palindrome (8884808084888).

The spelling of 4444404040444 in words is "four trillion, four hundred forty-four billion, four hundred four million, forty thousand, four hundred forty-four".