206356066 has 16 divisors (see below), whose sum is σ = 354098880. Its totient is φ = 88351920.

The previous prime is 206356063. The next prime is 206356103. The reversal of 206356066 is 660653602.

206356066 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (206356063) 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, 8881 + ... + 22171.

It is an arithmetic number, because the mean of its divisors is an integer number (22131180).

Almost surely, 2^206356066 is an apocalyptic number.

206356066 is a deficient number, since it is larger than the sum of its proper divisors (147742814).

206356066 is a wasteful number, since it uses less digits than its factorization.

206356066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14409.

The product of its (nonzero) digits is 38880, while the sum is 34.

The square root of 206356066 is about 14365.0988858413. The cubic root of 206356066 is about 590.9341383293.

The spelling of 206356066 in words is "two hundred six million, three hundred fifty-six thousand, sixty-six".