6683840027 has 2 divisors, whose sum is σ = 6683840028. Its totient is φ = 6683840026.

The previous prime is 6683839979. The next prime is 6683840039. The reversal of 6683840027 is 7200483866.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6683840027 - 2¹² = 6683835931 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6683840027.

It is not a weakly prime, because it can be changed into another prime (6683840087) 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, 3341920013 + 3341920014.

It is an arithmetic number, because the mean of its divisors is an integer number (3341920014).

Almost surely, 2^6683840027 is an apocalyptic number.

6683840027 is a deficient number, since it is larger than the sum of its proper divisors (1).

6683840027 is an equidigital number, since it uses as much as digits as its factorization.

6683840027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 387072, while the sum is 44.

The square root of 6683840027 is about 81754.7553785099. The cubic root of 6683840027 is about 1883.6867471536.

The spelling of 6683840027 in words is "six billion, six hundred eighty-three million, eight hundred forty thousand, twenty-seven".