LXVII is the Roman numeral representation of the number 67. Roman numerals are a numeral system originating from ancient Rome, using combinations of letters from the Latin alphabet. In this system, "L" stands for 50, "X" for 10, and "V" for 5, while "I" represents 1. Therefore, LXVII is calculated as 50 + 10 + 5 + 1 + 1, totaling 67. The number 67 is an odd integer and follows 66 and precedes 68. It is also a prime number, meaning it has no positive divisors other than 1 and itself. In various contexts, such as mathematics and science, 67 can represent quantities, measurements, or identifiers.