6706809019 has 2 divisors, whose sum is σ = 6706809020. Its totient is φ = 6706809018.

The previous prime is 6706809013. The next prime is 6706809037. The reversal of 6706809019 is 9109086076.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6706809019 - 2²⁹ = 6169938107 is a prime.

It is a super-2 number, since 2×6706809019² = 89962574434679484722, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 6706809019.

It is not a weakly prime, because it can be changed into another prime (6706809013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3353404509 + 3353404510.

It is an arithmetic number, because the mean of its divisors is an integer number (3353404510).

Almost surely, 2^6706809019 is an apocalyptic number.

6706809019 is a deficient number, since it is larger than the sum of its proper divisors (1).

6706809019 is an equidigital number, since it uses as much as digits as its factorization.

6706809019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 163296, while the sum is 46.

The square root of 6706809019 is about 81895.1098601131. The cubic root of 6706809019 is about 1885.8420410398.

The spelling of 6706809019 in words is "six billion, seven hundred six million, eight hundred nine thousand, nineteen".