444040444444 has 24 divisors (see below), whose sum is σ = 789100393536. Its totient is φ = 218607480000.

The previous prime is 444040444391. The next prime is 444040444447. The reversal of 444040444444 is 444444040444.

444040444444 is a modest number, since divided by 444444 gives 444040 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 444040444397 and 444040444406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (444040444447) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 2963092 + ... + 3109339.

It is an arithmetic number, because the mean of its divisors is an integer number (32879183064).

Almost surely, 2^444040444444 is an apocalyptic number.

It is an amenable number.

444040444444 is a deficient number, since it is larger than the sum of its proper divisors (345059949092).

444040444444 is a wasteful number, since it uses less digits than its factorization.

444040444444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6072717 (or 6072715 counting only the distinct ones).

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

Adding to 444040444444 its reverse (444444040444), we get a palindrome (888484484888).

The spelling of 444040444444 in words is "four hundred forty-four billion, forty million, four hundred forty-four thousand, four hundred forty-four".