The fear is understandable: Older Americans are living longer. A man who reached his 65th birthday in has an average remaining life expectancy of Poterbaan economist at the Massachusetts Institute of Technology. A typical year-old male also has a 20 percent chance of living an percenatge 25 years or. For women in the same age group, average remaining life expectancy is In exchange for a lump-sum investment, this type of annuity guarantees a steady income for the rest of your life. The payment stream depends on your age and the level of interest rates. But when you die, the value of the what percentage of people make money in shoppinganuity typically goes to the insurer, not to your heirs.