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Is it true that a number is divisible by 18 if the sum of all of its digits is divisible by 18?

Is it true that a number is divisible by 18 if the sum of all of its digits is divisible by 18?
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Is it true that a number is divisible by 18 if the sum of all of its digits is divisible by 18?

User SPIELER
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A number is divisible by 18 if it is an even number AND the sum of its digits is divisible by 9. For example, 492,480 is divisible by 18 because it is an even number and the sum of its digits is 4 + 9 + 2 + 4 + 8 + 0 = 27 is divisible by 9.
User MokiTa
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