206617060011 has 8 divisors (see below), whose sum is σ = 276306890704. Its totient is φ = 137335968000.

The previous prime is 206617059989. The next prime is 206617060093. The reversal of 206617060011 is 110060716602.

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

It is not a de Polignac number, because 206617060011 - 2¹⁰ = 206617058987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (206617061011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 102183490 + ... + 102185511.

It is an arithmetic number, because the mean of its divisors is an integer number (34538361338).

Almost surely, 2^206617060011 is an apocalyptic number.

206617060011 is a deficient number, since it is larger than the sum of its proper divisors (69689830693).

206617060011 is a wasteful number, since it uses less digits than its factorization.

206617060011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204369341.

The product of its (nonzero) digits is 3024, while the sum is 30.

Adding to 206617060011 its reverse (110060716602), we get a palindrome (316677776613).

The spelling of 206617060011 in words is "two hundred six billion, six hundred seventeen million, sixty thousand, eleven".