Okay - this is the kind of geekery that makes me so love the internet.
Did you know that over at coolnumbers.com you can look up the serial number of a dollar bill to find its universal coolness index? Srsly.
For example, from the UCI Hall of Fame comes this gem with a whopping coolness quotient of 99.77%:
The Hall of Fame number you chose was 44444444.
Congratulations! You have found an extremely cool number! It has a Universal Coolness Index of 99.77%
44444444 contains an 8-of-a-kind together. Only 0.000010% of 8-digit numbers have this combination.
44444444 has 1 unique digit. In 0.000010% of 8-digit numbers, there is 1 unique digits.
44444444 is a palindrome! Only 0.010% of 8-digit numbers are palindromes.
All of the digits in 44444444 are powers of 2. Only 0.070% of 8-digit numbers have this property.
All of the digits in 44444444 are even! Only 0.39% of 8-digit numbers have this property.