440400044044 has 12 divisors (see below), whose sum is σ = 770733664344. Its totient is φ = 220190425664.

The previous prime is 440400044039. The next prime is 440400044047. The reversal of 440400044044 is 440440004044.

It is not an unprimeable number, because it can be changed into a prime (440400044047) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2295334 + ... + 2479789.

It is an arithmetic number, because the mean of its divisors is an integer number (64227805362).

Almost surely, 2^440400044044 is an apocalyptic number.

It is an amenable number.

440400044044 is a deficient number, since it is larger than the sum of its proper divisors (330333620300).

440400044044 is a wasteful number, since it uses less digits than its factorization.

440400044044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4798184 (or 4798182 counting only the distinct ones).

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

Adding to 440400044044 its reverse (440440004044), we get a palindrome (880840048088).

The spelling of 440400044044 in words is "four hundred forty billion, four hundred million, forty-four thousand, forty-four".