6166656211 has 8 divisors (see below), whose sum is σ = 6530161680. Its totient is φ = 5803235328.

The previous prime is 6166656203. The next prime is 6166656217. The reversal of 6166656211 is 1126566616.

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

It is not a de Polignac number, because 6166656211 - 2³ = 6166656203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6166656217) 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, 188320 + ... + 218626.

It is an arithmetic number, because the mean of its divisors is an integer number (816270210).

Almost surely, 2^6166656211 is an apocalyptic number.

6166656211 is a deficient number, since it is larger than the sum of its proper divisors (363505469).

6166656211 is a wasteful number, since it uses less digits than its factorization.

6166656211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42293.

The product of its digits is 77760, while the sum is 40.

The square root of 6166656211 is about 78528.0600231535. The cubic root of 6166656211 is about 1833.7913188115.

The spelling of 6166656211 in words is "six billion, one hundred sixty-six million, six hundred fifty-six thousand, two hundred eleven".