Someone who is at least 60 but less than 70 years of age is known as a sexagenarian.
A sexagenarian
A baby-boomer.
A person between 50 and 60 years old is commonly referred to as "middle-aged."
A person who is 60-69 years old is called a sexagenarian.
60 years
It is 6 decades = 60 years
60 months is five years.
60 weeks = 1.1498973 years.
60 weeks is 1.15 years.
6 decades = 60 years
60 years = 60 x 24 x 60 x 365.25 = 31,557,600 minutes
Without accounting for leap years and such, we have 60 x 365 x 24 x 60 x 60 = 1892160000 seconds