440000000444 has 12 divisors (see below), whose sum is σ = 770011295424. Its totient is φ = 219996773184.

The previous prime is 440000000443. The next prime is 440000000467. The reversal of 440000000444 is 444000000044.

440000000444 is a modest number, since divided by 444 gives 440 as remainder.

It is a zygodrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (440000000441) by changing a digit.

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, 485789 + ... + 1056404.

It is an arithmetic number, because the mean of its divisors is an integer number (64167607952).

Almost surely, 2^440000000444 is an apocalyptic number.

It is an amenable number.

440000000444 is a deficient number, since it is larger than the sum of its proper divisors (330011294980).

440000000444 is a wasteful number, since it uses less digits than its factorization.

440000000444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1613524 (or 1613522 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 20.

Adding to 440000000444 its reverse (444000000044), we get a palindrome (884000000488).

The spelling of 440000000444 in words is "four hundred forty billion, four hundred forty-four", and thus it is an aban number.