8666006668 has 12 divisors (see below), whose sum is σ = 16544194632. Its totient is φ = 3939093920.

The previous prime is 8666006653. The next prime is 8666006711.

8666006668 is nontrivially palindromic in base 10.

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, 98477305 + ... + 98477392.

It is an arithmetic number, because the mean of its divisors is an integer number (1378682886).

Almost surely, 2^8666006668 is an apocalyptic number.

It is an amenable number.

8666006668 is a deficient number, since it is larger than the sum of its proper divisors (7878187964).

8666006668 is a wasteful number, since it uses less digits than its factorization.

8666006668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196954712 (or 196954710 counting only the distinct ones).

The product of its (nonzero) digits is 2985984, while the sum is 52.

The square root of 8666006668 is about 93091.3887961717. The cubic root of 8666006668 is about 2054.0279059993.

The spelling of 8666006668 in words is "eight billion, six hundred sixty-six million, six thousand, six hundred sixty-eight".