#include <iostream>
using namespace std;
int main()
{
    int n,sc=0,nc=0,x=0,f=1;
    cin>>n;
    if(n==0) nc=1;
    while(n>0)
    {
        x=x*10+1;
        nc++;
        f=f*nc;
        sc=sc+n%10;
        n=n/10;
    }
    f=f/nc;
    cout<<1LL*f*x*sc;
    return 0;
}