40444004404 has 24 divisors (see below), whose sum is σ = 72294243840. Its totient is φ = 19788641376.

The previous prime is 40444004401. The next prime is 40444004413. The reversal of 40444004404 is 40440044404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40444004401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1590462 + ... + 1615690.

It is an arithmetic number, because the mean of its divisors is an integer number (3012260160).

Almost surely, 2^40444004404 is an apocalyptic number.

It is an amenable number.

40444004404 is a deficient number, since it is larger than the sum of its proper divisors (31850239436).

40444004404 is a wasteful number, since it uses less digits than its factorization.

40444004404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33807 (or 33805 counting only the distinct ones).

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

Adding to 40444004404 its reverse (40440044404), we get a palindrome (80884048808).

The spelling of 40444004404 in words is "forty billion, four hundred forty-four million, four thousand, four hundred four".