6563106166 has 8 divisors (see below), whose sum is σ = 10272687984. Its totient is φ = 3138876840.

The previous prime is 6563106163. The next prime is 6563106181. The reversal of 6563106166 is 6616013656.

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 (6563106163) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71338065 + ... + 71338156.

It is an arithmetic number, because the mean of its divisors is an integer number (1284085998).

Almost surely, 2^6563106166 is an apocalyptic number.

6563106166 is a deficient number, since it is larger than the sum of its proper divisors (3709581818).

6563106166 is a wasteful number, since it uses less digits than its factorization.

6563106166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142676246.

The product of its (nonzero) digits is 116640, while the sum is 40.

The square root of 6563106166 is about 81012.9999814845. Note that the first 4 decimals coincide. The cubic root of 6563106166 is about 1872.2757394720.

The spelling of 6563106166 in words is "six billion, five hundred sixty-three million, one hundred six thousand, one hundred sixty-six".