8666943244 has 6 divisors (see below), whose sum is σ = 15167150684. Its totient is φ = 4333471620.

The previous prime is 8666943221. The next prime is 8666943289. The reversal of 8666943244 is 4423496668.

It is a junction number, because it is equal to n+sod(n) for n = 8666943191 and 8666943200.

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 as a sum of consecutive naturals, namely, 1083367902 + ... + 1083367909.

Almost surely, 2^8666943244 is an apocalyptic number.

It is an amenable number.

8666943244 is a deficient number, since it is larger than the sum of its proper divisors (6500207440).

8666943244 is a wasteful number, since it uses less digits than its factorization.

8666943244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2166735815 (or 2166735813 counting only the distinct ones).

The product of its digits is 5971968, while the sum is 52.

The square root of 8666943244 is about 93096.4190718419. The cubic root of 8666943244 is about 2054.1018994781.

The spelling of 8666943244 in words is "eight billion, six hundred sixty-six million, nine hundred forty-three thousand, two hundred forty-four".