CREATE TABLE Accounts (Account_details INT)

What are the account details with the largest value or with value having char '5' in it?
SELECT MAX(Account_details) FROM Accounts UNION SELECT Account_details FROM Accounts WHERE Account_details LIKE "%5%"
SELECT MAX("Account_details") FROM "Accounts" UNION SELECT "Account_details" FROM "Accounts" WHERE "Account_details" LIKE "%5%"