4066625219 has 2 divisors, whose sum is σ = 4066625220. Its totient is φ = 4066625218.

The previous prime is 4066625159. The next prime is 4066625333. The reversal of 4066625219 is 9125266604.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4066625219 - 2²⁴ = 4049848003 is a prime.

It is a super-2 number, since 2×4066625219² = 33074881343613595922, which contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (4066628219) 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, 2033312609 + 2033312610.

It is an arithmetic number, because the mean of its divisors is an integer number (2033312610).

Almost surely, 2^4066625219 is an apocalyptic number.

4066625219 is a deficient number, since it is larger than the sum of its proper divisors (1).

4066625219 is an equidigital number, since it uses as much as digits as its factorization.

4066625219 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 155520, while the sum is 41.

The square root of 4066625219 is about 63770.0965892322. The cubic root of 4066625219 is about 1596.1659787380.

The spelling of 4066625219 in words is "four billion, sixty-six million, six hundred twenty-five thousand, two hundred nineteen".