Don't have a favorite prime greater than 2
64?
Here are some suggestions:
- 18446744073709551629
- 12345678901234567890123456789012345709
- 3141592653589793238462643383279502884197169399375105821357
- 8675309000000000000000000000000000000000000000000000000000000000000000000023
- 10000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000267