6668009206 has 8 divisors (see below), whose sum is σ = 10003513464. Its totient is φ = 3333504720.

The previous prime is 6668009197. The next prime is 6668009219. The reversal of 6668009206 is 6029008666.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 233040 + ... + 260083.

It is an arithmetic number, because the mean of its divisors is an integer number (1250439183).

Almost surely, 2^6668009206 is an apocalyptic number.

6668009206 is a deficient number, since it is larger than the sum of its proper divisors (3335504258).

6668009206 is a wasteful number, since it uses less digits than its factorization.

6668009206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 499886.

The product of its (nonzero) digits is 186624, while the sum is 43.

The square root of 6668009206 is about 81657.8790197247. The cubic root of 6668009206 is about 1882.1983870706.

The spelling of 6668009206 in words is "six billion, six hundred sixty-eight million, nine thousand, two hundred six".