Why is this number unique?

[Ihavenoname248]

8549176320 is the only integer between 8549176319 and 8549176321!

8549176320 is also the first number to be evenly divisible by 8549176320!

8549176320 is also the only number to be factored 2^10 * 3^3 * 5 * 61843!

I'm just filling space so the post preview doesn't give away the "correct" answer with other answers that are also correct.

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It's the only number with all 10 digits, where the digits are arranged in alphabetical order.