40444444004 has 12 divisors (see below), whose sum is σ = 73060931328. Its totient is φ = 19569892200.

The previous prime is 40444443959. The next prime is 40444444021. The reversal of 40444444004 is 40044444404.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 163082312 + ... + 163082559.

It is an arithmetic number, because the mean of its divisors is an integer number (6088410944).

Almost surely, 2^40444444004 is an apocalyptic number.

It is an amenable number.

40444444004 is a deficient number, since it is larger than the sum of its proper divisors (32616487324).

40444444004 is a wasteful number, since it uses less digits than its factorization.

40444444004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326164906 (or 326164904 counting only the distinct ones).

The product of its (nonzero) digits is 65536, while the sum is 32.

Adding to 40444444004 its reverse (40044444404), we get a palindrome (80488888408).

It can be divided in two parts, 4044444400 and 4, that added together give a palindrome (4044444404).

The spelling of 40444444004 in words is "forty billion, four hundred forty-four million, four hundred forty-four thousand, four".