205080116266 has 16 divisors (see below), whose sum is σ = 312954451200. Its totient is φ = 100763303488.

The previous prime is 205080116257. The next prime is 205080116279. The reversal of 205080116266 is 662611080502.

205080116266 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25210 + ... + 640933.

It is an arithmetic number, because the mean of its divisors is an integer number (19559653200).

Almost surely, 2^205080116266 is an apocalyptic number.

205080116266 is a deficient number, since it is larger than the sum of its proper divisors (107874334934).

205080116266 is a wasteful number, since it uses less digits than its factorization.

205080116266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 668813.

The product of its (nonzero) digits is 34560, while the sum is 37.

Adding to 205080116266 its reverse (662611080502), we get a palindrome (867691196768).

The spelling of 205080116266 in words is "two hundred five billion, eighty million, one hundred sixteen thousand, two hundred sixty-six".