Code:
on *:TEXT:!notifylist:?: {
  var %i 1,%nicks,%num $notify(0)
  if %num {
    while $notify(%i) { %nicks = %nicks $v1 | inc %i }
    .msg $nick Currently my notify list contains %num $+(Nick,$iif(%num > 1,s),:) %nicks
  }
  else { .msg $nick My notify list is currently empty. }
}