4442243768 has 16 divisors (see below), whose sum is σ = 8368685160. Its totient is φ = 2210594400.

The previous prime is 4442243671. The next prime is 4442243789. The reversal of 4442243768 is 8673422444.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1314143 + ... + 1317518.

Almost surely, 2^4442243768 is an apocalyptic number.

It is an amenable number.

4442243768 is a deficient number, since it is larger than the sum of its proper divisors (3926441392).

4442243768 is a wasteful number, since it uses less digits than its factorization.

4442243768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2631878 (or 2631874 counting only the distinct ones).

The product of its digits is 1032192, while the sum is 44.

The square root of 4442243768 is about 66650.1595496965. The cubic root of 4442243768 is about 1643.8699713444.

The spelling of 4442243768 in words is "four billion, four hundred forty-two million, two hundred forty-three thousand, seven hundred sixty-eight".