166661866681

This number is a prime.

                                                               16 6661866681

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166661866681 is the smallest bemirp such that the sum of its digits raised to their own powers, i.e., 1^1 + 6^6 + 6^6 + 6^6 + 6^6 + 1^1 + 8^8 + 6^6 + 6^6 + 6^6 + 8^8 + 1^1, is an emirp. [Sariyar]