206906250206 has 8 divisors (see below), whose sum is σ = 323853261264. Its totient is φ = 98955163120.

The previous prime is 206906250191. The next prime is 206906250209. The reversal of 206906250206 is 602052609602.

It is a happy number.

206906250206 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a self number, because there is not a number n which added to its sum of digits gives 206906250206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (206906250209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2248980935 + ... + 2248981026.

It is an arithmetic number, because the mean of its divisors is an integer number (40481657658).

Almost surely, 2^206906250206 is an apocalyptic number.

206906250206 is a deficient number, since it is larger than the sum of its proper divisors (116947011058).

206906250206 is a wasteful number, since it uses less digits than its factorization.

206906250206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4497961986.

The product of its (nonzero) digits is 77760, while the sum is 38.

Adding to 206906250206 its reverse (602052609602), we get a palindrome (808958859808).

The spelling of 206906250206 in words is "two hundred six billion, nine hundred six million, two hundred fifty thousand, two hundred six".