12566628167 has 2 divisors, whose sum is σ = 12566628168. Its totient is φ = 12566628166.

The previous prime is 12566628119. The next prime is 12566628199. The reversal of 12566628167 is 76182666521.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12566628167 - 2⁶ = 12566628103 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12566621167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6283314083 + 6283314084.

It is an arithmetic number, because the mean of its divisors is an integer number (6283314084).

Almost surely, 2^12566628167 is an apocalyptic number.

12566628167 is a deficient number, since it is larger than the sum of its proper divisors (1).

12566628167 is an equidigital number, since it uses as much as digits as its factorization.

12566628167 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1451520, while the sum is 50.

The spelling of 12566628167 in words is "twelve billion, five hundred sixty-six million, six hundred twenty-eight thousand, one hundred sixty-seven".