206340456100027 has 2 divisors, whose sum is σ = 206340456100028. Its totient is φ = 206340456100026.

The previous prime is 206340456100007. The next prime is 206340456100133. The reversal of 206340456100027 is 720001654043602.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 206340456100027 - 2¹⁵ = 206340456067259 is a prime.

It is not a weakly prime, because it can be changed into another prime (206340456100007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 103170228050013 + 103170228050014.

It is an arithmetic number, because the mean of its divisors is an integer number (103170228050014).

Almost surely, 2^{206340456100027} is an apocalyptic number.

206340456100027 is a deficient number, since it is larger than the sum of its proper divisors (1).

206340456100027 is an equidigital number, since it uses as much as digits as its factorization.

206340456100027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 241920, while the sum is 40.

The spelling of 206340456100027 in words is "two hundred six trillion, three hundred forty billion, four hundred fifty-six million, one hundred thousand, twenty-seven".