8666328236668 has 24 divisors (see below), whose sum is σ = 16105565765520. Its totient is φ = 4068774501120.

The previous prime is 8666328236663. The next prime is 8666328236669.

8666328236668 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 8666328236597 and 8666328236606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8666328236663) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 504551743 + ... + 504568918.

It is an arithmetic number, because the mean of its divisors is an integer number (671065240230).

Almost surely, 2^{8666328236668} is an apocalyptic number.

It is an amenable number.

8666328236668 is a deficient number, since it is larger than the sum of its proper divisors (7439237528852).

8666328236668 is a wasteful number, since it uses less digits than its factorization.

8666328236668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1009120797 (or 1009120795 counting only the distinct ones).

The product of its digits is 859963392, while the sum is 70.

The spelling of 8666328236668 in words is "eight trillion, six hundred sixty-six billion, three hundred twenty-eight million, two hundred thirty-six thousand, six hundred sixty-eight".