206064134066 has 16 divisors (see below), whose sum is σ = 360768819456. Its totient is φ = 86434195776.

The previous prime is 206064134063. The next prime is 206064134093. The reversal of 206064134066 is 660431460602.

It is a happy number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (206064134063) 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, 156583031 + ... + 156584346.

It is an arithmetic number, because the mean of its divisors is an integer number (22548051216).

Almost surely, 2^206064134066 is an apocalyptic number.

206064134066 is a deficient number, since it is larger than the sum of its proper divisors (154704685390).

206064134066 is a wasteful number, since it uses less digits than its factorization.

206064134066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 313167433.

The product of its (nonzero) digits is 124416, while the sum is 38.

Adding to 206064134066 its reverse (660431460602), we get a palindrome (866495594668).

The spelling of 206064134066 in words is "two hundred six billion, sixty-four million, one hundred thirty-four thousand, sixty-six".