import java.util.Scanner;

public class Main {
	
	public static void main(String[] args){
		Scanner s = new Scanner(System.in);
		String str = s.next();
		s.close();
		long n = Long.parseLong(str);
		long count = 0;
	
		long heihou = (long) Math.floor(Math.sqrt((double)n));
		
		for(long i= 1;i<=heihou;i++){
			if(n%i==0){
				count++;
				String s1 = String.valueOf(i);
				String s2 = String.valueOf(n/i);
				long n1 = Long.parseLong(s1+s2);
				long n2 = Long.parseLong(s2+s1);
				if(n1 != n2){
				count++;
				}
				
			}
		}
		
			
		System.out.println(count);
		
	}

}