#include<bits/stdc++.h>
using namespace std;

using Int = __int128_t;
Int abs128(Int val){return val<0?-val:val;}

ostream &operator<<(ostream &os,Int val){
  if(ostream::sentry(os)){
    __uint128_t tmp=abs128(val);
    char buf[64];
    char *d=end(buf);
    do{
      --d;
      *d=char(tmp%10+'0');
      tmp/=10;
    }while(tmp);
    if(val<0) *--d='-';
    Int len=end(buf)-d;
    if(os.rdbuf()->sputn(d,len)!=len){
      os.setstate(ios_base::badbit);
    }
  }
  return os;
}

istream &operator>>(istream &is,Int &val){
  string s;
  is>>s;
  val=0;
  for(Int i=0;i<(Int)s.size();i++)
    if(isdigit(s[i])) val=val*10+s[i]-'0';
  if(s[0]=='-') val*=-1;
  return is;
}


//INSERT ABOVE HERE
signed main(){
  Int n;
  cin>>n;
  Int l=0,r=1e12;
  auto calc=[&](Int x){
    return x*(x+1)/2;
  };
  while(l+1<r){
    Int m=(l+r)>>1;
    if(calc(m)<n) l=m;
    else r=m;
  }
  if(calc(r)==n){
    cout<<"YES"<<endl;
    cout<<r<<endl;
  }else{
    cout<<"NO"<<endl;
  }
  return 0;
}