166582658159 has 2 divisors, whose sum is σ = 166582658160. Its totient is φ = 166582658158.

The previous prime is 166582658131. The next prime is 166582658161. The reversal of 166582658159 is 951856285661.

166582658159 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 166582658159 - 2⁸ = 166582657903 is a prime.

Together with 166582658161, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (166582658119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 83291329079 + 83291329080.

It is an arithmetic number, because the mean of its divisors is an integer number (83291329080).

Almost surely, 2^166582658159 is an apocalyptic number.

166582658159 is a deficient number, since it is larger than the sum of its proper divisors (1).

166582658159 is an equidigital number, since it uses as much as digits as its factorization.

166582658159 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 31104000, while the sum is 62.

The spelling of 166582658159 in words is "one hundred sixty-six billion, five hundred eighty-two million, six hundred fifty-eight thousand, one hundred fifty-nine".