The post The 1 Number That Might Make You Change Your Mind About When to Claim Social Security appeared first on 24/7 Wall St.. One of the toughest financial decisions you might have to make in your lifetime is figuring out when to sign up for Social Security. Your filing age, coupled with your earnings history, will have a direct impact on the monthly benefit amount you’re entitled to. A lot of people rush to claim Social Security at 62 because…