166850168351 has 2 divisors, whose sum is σ = 166850168352. Its totient is φ = 166850168350.

The previous prime is 166850168347. The next prime is 166850168357. The reversal of 166850168351 is 153861058661.

166850168351 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 166850168351 - 2² = 166850168347 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 166850168351.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (166850168357) 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, 83425084175 + 83425084176.

It is an arithmetic number, because the mean of its divisors is an integer number (83425084176).

Almost surely, 2^166850168351 is an apocalyptic number.

166850168351 is a deficient number, since it is larger than the sum of its proper divisors (1).

166850168351 is an equidigital number, since it uses as much as digits as its factorization.

166850168351 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1036800, while the sum is 50.

The spelling of 166850168351 in words is "one hundred sixty-six billion, eight hundred fifty million, one hundred sixty-eight thousand, three hundred fifty-one".