





"""simple docstring"""





def 			UpperCAmelCase__							(  SCREAMING_SNAKE_CASE     :						int			):







      '''simple docstring'''




      if number < 0:
            raise ValueError("""number must not be negative"""			)
      return number & (number - 1) == 0


if __name__ == "__main__":
       import doctest

       doctest.testmod()









from math import factorial




def 			UpperCAmelCase__				(			_A      : int = 1_00							):





  '''simple docstring'''







  return sum(int(_A							) for x in str(factorial(_A							)							)							)


if __name__ == "__main__":
       print(solution(int(input('''Enter the Number: ''').strip())))
