444040404004 has 6 divisors (see below), whose sum is σ = 777070707014. Its totient is φ = 222020202000.

The previous prime is 444040403999. The next prime is 444040404013. The reversal of 444040404004 is 400404040444.

It can be written as a sum of positive squares in only one way, i.e., 328271702500 + 115768701504 = 572950^2 + 340248^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55505050497 + ... + 55505050504.

Almost surely, 2^444040404004 is an apocalyptic number.

It is an amenable number.

444040404004 is a deficient number, since it is larger than the sum of its proper divisors (333030303010).

444040404004 is a wasteful number, since it uses less digits than its factorization.

444040404004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111010101005 (or 111010101003 counting only the distinct ones).

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

Adding to 444040404004 its reverse (400404040444), we get a palindrome (844444444448).

The spelling of 444040404004 in words is "four hundred forty-four billion, forty million, four hundred four thousand, four".