6671649206 has 8 divisors (see below), whose sum is σ = 10016998824. Its totient is φ = 3332649600.

The previous prime is 6671649203. The next prime is 6671649211. The reversal of 6671649206 is 6029461766.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6671649203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1584875 + ... + 1589078.

It is an arithmetic number, because the mean of its divisors is an integer number (1252124853).

Almost surely, 2^6671649206 is an apocalyptic number.

6671649206 is a deficient number, since it is larger than the sum of its proper divisors (3345349618).

6671649206 is a wasteful number, since it uses less digits than its factorization.

6671649206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3175006.

The product of its (nonzero) digits is 653184, while the sum is 47.

The square root of 6671649206 is about 81680.1640914121. The cubic root of 6671649206 is about 1882.5408159039.

The spelling of 6671649206 in words is "six billion, six hundred seventy-one million, six hundred forty-nine thousand, two hundred six".