440004444004 has 6 divisors (see below), whose sum is σ = 770007777014. Its totient is φ = 220002222000.

The previous prime is 440004443959. The next prime is 440004444043. The reversal of 440004444004 is 400444400044.

It can be written as a sum of positive squares in only one way, i.e., 349943233600 + 90061210404 = 591560^2 + 300102^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55000555497 + ... + 55000555504.

Almost surely, 2^440004444004 is an apocalyptic number.

It is an amenable number.

440004444004 is a deficient number, since it is larger than the sum of its proper divisors (330003333010).

440004444004 is a wasteful number, since it uses less digits than its factorization.

440004444004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110001111005 (or 110001111003 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 28.

Adding to 440004444004 its reverse (400444400044), we get a palindrome (840448844048).

The spelling of 440004444004 in words is "four hundred forty billion, four million, four hundred forty-four thousand, four".