206116360013 has 8 divisors (see below), whose sum is σ = 214035969336. Its totient is φ = 198334483200.

The previous prime is 206116360007. The next prime is 206116360069. The reversal of 206116360013 is 310063611602.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 6131203204 + 199985156809 = 78302^2 + 447197^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-206116360013 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (206116390013) 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, 34430078 + ... + 34436063.

It is an arithmetic number, because the mean of its divisors is an integer number (26754496167).

Almost surely, 2^206116360013 is an apocalyptic number.

It is an amenable number.

206116360013 is a deficient number, since it is larger than the sum of its proper divisors (7919609323).

206116360013 is an equidigital number, since it uses as much as digits as its factorization.

206116360013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68866255.

The product of its (nonzero) digits is 3888, while the sum is 29.

Adding to 206116360013 its reverse (310063611602), we get a palindrome (516179971615).

The spelling of 206116360013 in words is "two hundred six billion, one hundred sixteen million, three hundred sixty thousand, thirteen".