4400040040444 has 24 divisors (see below), whose sum is σ = 8434153833840. Its totient is φ = 1999206832896.

The previous prime is 4400040040433. The next prime is 4400040040471. The reversal of 4400040040444 is 4440400400044.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1115626842 + ... + 1115630785.

It is an arithmetic number, because the mean of its divisors is an integer number (351423076410).

Almost surely, 2^{4400040040444} is an apocalyptic number.

It is an amenable number.

4400040040444 is a deficient number, since it is larger than the sum of its proper divisors (4034113793396).

4400040040444 is a wasteful number, since it uses less digits than its factorization.

4400040040444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2231257677 (or 2231257675 counting only the distinct ones).

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

Adding to 4400040040444 its reverse (4440400400044), we get a palindrome (8840440440488).

The spelling of 4400040040444 in words is "four trillion, four hundred billion, forty million, forty thousand, four hundred forty-four".