146699804161 has 2 divisors, whose sum is σ = 146699804162. Its totient is φ = 146699804160.

The previous prime is 146699804113. The next prime is 146699804177. The reversal of 146699804161 is 161408996641.

146699804161 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 can be written as a sum of positive squares in only one way, i.e., 136386183025 + 10313621136 = 369305^2 + 101556^2 .

It is a cyclic number.

It is not a de Polignac number, because 146699804161 - 2²⁹ = 146162933249 is a prime.

It is not a weakly prime, because it can be changed into another prime (146699804191) 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, 73349902080 + 73349902081.

It is an arithmetic number, because the mean of its divisors is an integer number (73349902081).

Almost surely, 2^146699804161 is an apocalyptic number.

It is an amenable number.

146699804161 is a deficient number, since it is larger than the sum of its proper divisors (1).

146699804161 is an equidigital number, since it uses as much as digits as its factorization.

146699804161 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2239488, while the sum is 55.

The spelling of 146699804161 in words is "one hundred forty-six billion, six hundred ninety-nine million, eight hundred four thousand, one hundred sixty-one".