166242316326063 has 16 divisors (see below), whose sum is σ = 226372966210560. Its totient is φ = 108469948045536.

The previous prime is 166242316326049. The next prime is 166242316326083. The reversal of 166242316326063 is 360623613242661.

166242316326063 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 166242316326063 - 2¹⁸ = 166242316063919 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 166242316325997 and 166242316326015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166242316326043) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 102059781 + ... + 103675857.

It is an arithmetic number, because the mean of its divisors is an integer number (14148310388160).

Almost surely, 2^{166242316326063} is an apocalyptic number.

166242316326063 is a deficient number, since it is larger than the sum of its proper divisors (60130649884497).

166242316326063 is a wasteful number, since it uses less digits than its factorization.

166242316326063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2345686.

The product of its (nonzero) digits is 6718464, while the sum is 51.

The spelling of 166242316326063 in words is "one hundred sixty-six trillion, two hundred forty-two billion, three hundred sixteen million, three hundred twenty-six thousand, sixty-three".