4067000000209 has 2 divisors, whose sum is σ = 4067000000210. Its totient is φ = 4067000000208.

The previous prime is 4067000000171. The next prime is 4067000000221. The reversal of 4067000000209 is 9020000007604.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2917059043600 + 1149940956609 = 1707940^2 + 1072353^2 .

It is a cyclic number.

It is not a de Polignac number, because 4067000000209 - 2⁷ = 4067000000081 is a prime.

It is not a weakly prime, because it can be changed into another prime (4067000000809) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2033500000104 + 2033500000105.

It is an arithmetic number, because the mean of its divisors is an integer number (2033500000105).

Almost surely, 2^{4067000000209} is an apocalyptic number.

It is an amenable number.

4067000000209 is a deficient number, since it is larger than the sum of its proper divisors (1).

4067000000209 is an equidigital number, since it uses as much as digits as its factorization.

4067000000209 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3024, while the sum is 28.

The spelling of 4067000000209 in words is "four trillion, sixty-seven billion, two hundred nine", and thus it is an aban number.