3336866681 has 2 divisors, whose sum is σ = 3336866682. Its totient is φ = 3336866680.

The previous prime is 3336866651. The next prime is 3336866711. The reversal of 3336866681 is 1866686333.

It is a balanced prime because it is at equal distance from previous prime (3336866651) and next prime (3336866711).

It can be written as a sum of positive squares in only one way, i.e., 2564916025 + 771950656 = 50645^2 + 27784^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3336866681 is a prime.

It is a super-2 number, since 2×3336866681² = 22269358493535911522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3336866651) 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 as a sum of consecutive naturals, namely, 1668433340 + 1668433341.

It is an arithmetic number, because the mean of its divisors is an integer number (1668433341).

Almost surely, 2^3336866681 is an apocalyptic number.

It is an amenable number.

3336866681 is a deficient number, since it is larger than the sum of its proper divisors (1).

3336866681 is an equidigital number, since it uses as much as digits as its factorization.

3336866681 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2239488, while the sum is 50.

The square root of 3336866681 is about 57765.6185027045. The cubic root of 3336866681 is about 1494.3292078346.

The spelling of 3336866681 in words is "three billion, three hundred thirty-six million, eight hundred sixty-six thousand, six hundred eighty-one".