4444644464444 has 12 divisors (see below), whose sum is σ = 7779069190704. Its totient is φ = 2222053267104.

The previous prime is 4444644464419. The next prime is 4444644464461.

4444644464444 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 4444644464444.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67204097 + ... + 67270200.

It is an arithmetic number, because the mean of its divisors is an integer number (648255765892).

Almost surely, 2^{4444644464444} is an apocalyptic number.

It is an amenable number.

4444644464444 is a deficient number, since it is larger than the sum of its proper divisors (3334424726260).

4444644464444 is a wasteful number, since it uses less digits than its factorization.

4444644464444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134482564 (or 134482562 counting only the distinct ones).

The product of its digits is 150994944, while the sum is 56.

The spelling of 4444644464444 in words is "four trillion, four hundred forty-four billion, six hundred forty-four million, four hundred sixty-four thousand, four hundred forty-four".