206746797073 has 2 divisors, whose sum is σ = 206746797074. Its totient is φ = 206746797072.

The previous prime is 206746797067. The next prime is 206746797079. The reversal of 206746797073 is 370797647602.

It is a balanced prime because it is at equal distance from previous prime (206746797067) and next prime (206746797079).

It can be written as a sum of positive squares in only one way, i.e., 187711628049 + 19035169024 = 433257^2 + 137968^2 .

It is a cyclic number.

It is not a de Polignac number, because 206746797073 - 2³³ = 198156862481 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 206746796999 and 206746797017.

It is not a weakly prime, because it can be changed into another prime (206746797079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 103373398536 + 103373398537.

It is an arithmetic number, because the mean of its divisors is an integer number (103373398537).

Almost surely, 2^206746797073 is an apocalyptic number.

It is an amenable number.

206746797073 is a deficient number, since it is larger than the sum of its proper divisors (1).

206746797073 is an equidigital number, since it uses as much as digits as its factorization.

206746797073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18670176, while the sum is 58.

The spelling of 206746797073 in words is "two hundred six billion, seven hundred forty-six million, seven hundred ninety-seven thousand, seventy-three".