US
53 according to Wikipedia.
The answer is hydrogen
There is no country code +530, and there are no valid numbers beginning with +53 0. (Country code +53 is Cuba, but no Cuban numbers begin with 0.)
The Daily Show - 1996 Mark Curry 1-53 was released on: USA: 21 November 1996
Mark Addy is 53 years old (birthdate: January 14, 1964).
Mark Nicholas is 53 years old (birthdate: September 29, 1957).
Mark Slaughter is 53 years old (birthdate: July 4, 1964).
US actor Mark Valley is 53 years old (birthdate: December 24, 1964).
Mark G. Kuzyk is 53 years old (birthdate: May 7, 1958).
UK actor Mark Sheppard is 53 years old (birthdate May 30, 1964).
2.2
+53