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For many voters around the country, Donald Trump’s candidacy is music to their ears — literally.

The billionaire developer-cum-reality TV star-cum-presidential candidate can now add muse to his list of accomplishments.

Trump thinks it’s great. “We have a real movement here,” he told The Post.

Rapper Mac Miller may have started it all in 2011 with his potty-mouth song and video declaring, “I take over the world when I’m on my Donald Trump s–t, look at all this money.” One version has been viewed over 101.9 million times.

Now, with Trump crisscrossing the heartland, the floodgates have opened.

Oklahoma fan Justin Jackson is looking to strike a chord with voters by penning and producing country song “Trump Train.”  Jackson, who appeared on the 2013 reality TV show “Summer Camp” and now runs his father’s fundraising business, said he wrote his ditty between Oklahoma City and Amarillo on…