195608350073 has 2 divisors, whose sum is σ = 195608350074. Its totient is φ = 195608350072.

The previous prime is 195608350013. The next prime is 195608350117. The reversal of 195608350073 is 370053806591.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 131139585424 + 64468764649 = 362132^2 + 253907^2 .

It is a cyclic number.

It is not a de Polignac number, because 195608350073 - 2⁸ = 195608349817 is a prime.

It is not a weakly prime, because it can be changed into another prime (195608350013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 97804175036 + 97804175037.

It is an arithmetic number, because the mean of its divisors is an integer number (97804175037).

Almost surely, 2^195608350073 is an apocalyptic number.

It is an amenable number.

195608350073 is a deficient number, since it is larger than the sum of its proper divisors (1).

195608350073 is an equidigital number, since it uses as much as digits as its factorization.

195608350073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 680400, while the sum is 47.

The spelling of 195608350073 in words is "one hundred ninety-five billion, six hundred eight million, three hundred fifty thousand, seventy-three".