Social Security: By the Numbers Here are five facts about Social Security that might surprise you. Share | Related Content How to Retire Early Retiring early sounds like a dream come true, but it’s important to take a look at the cold, hard facts. Social Security: Five Facts You Need to Know Here are five facts about Social Security that are important to keep in mind. Roth 401(k) vs. Traditional 401(k) This calculator compares employee contributions to a Roth 401(k) and a traditional 401(k).