4066673939 has 2 divisors, whose sum is σ = 4066673940. Its totient is φ = 4066673938.

The previous prime is 4066673927. The next prime is 4066673981. The reversal of 4066673939 is 9393766604.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4066673939 - 2¹² = 4066669843 is a prime.

It is a super-2 number, since 2×4066673939² = 33075673852283551442, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4066673909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2033336969 + 2033336970.

It is an arithmetic number, because the mean of its divisors is an integer number (2033336970).

Almost surely, 2^4066673939 is an apocalyptic number.

4066673939 is a deficient number, since it is larger than the sum of its proper divisors (1).

4066673939 is an equidigital number, since it uses as much as digits as its factorization.

4066673939 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4408992, while the sum is 53.

The square root of 4066673939 is about 63770.4785853141. The cubic root of 4066673939 is about 1596.1723529747.

The spelling of 4066673939 in words is "four billion, sixty-six million, six hundred seventy-three thousand, nine hundred thirty-nine".