133166202466177 has 2 divisors, whose sum is σ = 133166202466178. Its totient is φ = 133166202466176.

The previous prime is 133166202466127. The next prime is 133166202466181. The reversal of 133166202466177 is 771664202661331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 119330302193281 + 13835900272896 = 10923841^2 + 3719664^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-133166202466177 is a prime.

It is not a weakly prime, because it can be changed into another prime (133166202466127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66583101233088 + 66583101233089.

It is an arithmetic number, because the mean of its divisors is an integer number (66583101233089).

Almost surely, 2^{133166202466177} is an apocalyptic number.

It is an amenable number.

133166202466177 is a deficient number, since it is larger than the sum of its proper divisors (1).

133166202466177 is an equidigital number, since it uses as much as digits as its factorization.

133166202466177 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9144576, while the sum is 55.

The spelling of 133166202466177 in words is "one hundred thirty-three trillion, one hundred sixty-six billion, two hundred two million, four hundred sixty-six thousand, one hundred seventy-seven".