206704072027 has 2 divisors, whose sum is σ = 206704072028. Its totient is φ = 206704072026.

The previous prime is 206704071991. The next prime is 206704072031. The reversal of 206704072027 is 720270407602.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 206704072027 - 2²³ = 206695683419 is a prime.

It is not a weakly prime, because it can be changed into another prime (206704073027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 103352036013 + 103352036014.

It is an arithmetic number, because the mean of its divisors is an integer number (103352036014).

Almost surely, 2^206704072027 is an apocalyptic number.

206704072027 is a deficient number, since it is larger than the sum of its proper divisors (1).

206704072027 is an equidigital number, since it uses as much as digits as its factorization.

206704072027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 65856, while the sum is 37.

Adding to 206704072027 its reverse (720270407602), we get a palindrome (926974479629).

The spelling of 206704072027 in words is "two hundred six billion, seven hundred four million, seventy-two thousand, twenty-seven".