8666336668 has 12 divisors (see below), whose sum is σ = 16544824632. Its totient is φ = 3939243920.

The previous prime is 8666336629. The next prime is 8666336683.

It is a happy number.

8666336668 is nontrivially palindromic in base 10.

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, 98481055 + ... + 98481142.

It is an arithmetic number, because the mean of its divisors is an integer number (1378735386).

Almost surely, 2^8666336668 is an apocalyptic number.

It is an amenable number.

8666336668 is a deficient number, since it is larger than the sum of its proper divisors (7878487964).

8666336668 is a wasteful number, since it uses less digits than its factorization.

8666336668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196962212 (or 196962210 counting only the distinct ones).

The product of its digits is 26873856, while the sum is 58.

The square root of 8666336668 is about 93093.1612311023. The cubic root of 8666336668 is about 2054.0539780081.

The spelling of 8666336668 in words is "eight billion, six hundred sixty-six million, three hundred thirty-six thousand, six hundred sixty-eight".