255546167 has 2 divisors, whose sum is σ = 255546168. Its totient is φ = 255546166.

The previous prime is 255546157. The next prime is 255546199. The reversal of 255546167 is 761645552.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 255546167 - 2¹² = 255542071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (255546157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127773083 + 127773084.

It is an arithmetic number, because the mean of its divisors is an integer number (127773084).

Almost surely, 2^255546167 is an apocalyptic number.

255546167 is a deficient number, since it is larger than the sum of its proper divisors (1).

255546167 is an equidigital number, since it uses as much as digits as its factorization.

255546167 is an evil number, because the sum of its binary digits is even.

The product of its digits is 252000, while the sum is 41.

The square root of 255546167 is about 15985.8114276379. The cubic root of 255546167 is about 634.5849827065.

The spelling of 255546167 in words is "two hundred fifty-five million, five hundred forty-six thousand, one hundred sixty-seven".