206065342037 has 2 divisors, whose sum is σ = 206065342038. Its totient is φ = 206065342036.

The previous prime is 206065341983. The next prime is 206065342081. The reversal of 206065342037 is 730243560602.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 205685832676 + 379509361 = 453526^2 + 19481^2 .

It is a cyclic number.

It is not a de Polignac number, because 206065342037 - 2¹² = 206065337941 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (206065342837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 103032671018 + 103032671019.

It is an arithmetic number, because the mean of its divisors is an integer number (103032671019).

Almost surely, 2^206065342037 is an apocalyptic number.

It is an amenable number.

206065342037 is a deficient number, since it is larger than the sum of its proper divisors (1).

206065342037 is an equidigital number, since it uses as much as digits as its factorization.

206065342037 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 181440, while the sum is 38.

The spelling of 206065342037 in words is "two hundred six billion, sixty-five million, three hundred forty-two thousand, thirty-seven".