6608868688066 has 8 divisors (see below), whose sum is σ = 9918844291260. Its totient is φ = 3302587257648.

The previous prime is 6608868688049. The next prime is 6608868688069.

It is a happy number.

6608868688066 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 2 ways, for example, as 4801379352025 + 1807489336041 = 2191205^2 + 1344429^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 6608868687983 and 6608868688001.

It is not an unprimeable number, because it can be changed into a prime (6608868688069) 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 3 ways as a sum of consecutive naturals, for example, 923538721 + ... + 923545876.

Almost surely, 2^{6608868688066} is an apocalyptic number.

6608868688066 is a deficient number, since it is larger than the sum of its proper divisors (3309975603194).

6608868688066 is a wasteful number, since it uses less digits than its factorization.

6608868688066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1847086388.

The product of its (nonzero) digits is 1528823808, while the sum is 76.

The spelling of 6608868688066 in words is "six trillion, six hundred eight billion, eight hundred sixty-eight million, six hundred eighty-eight thousand, sixty-six".