167807324161 has 2 divisors, whose sum is σ = 167807324162. Its totient is φ = 167807324160.

The previous prime is 167807324141. The next prime is 167807324171. The reversal of 167807324161 is 161423708761.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 149706312561 + 18101011600 = 386919^2 + 134540^2 .

It is a cyclic number.

It is not a de Polignac number, because 167807324161 - 2⁵ = 167807324129 is a prime.

It is not a weakly prime, because it can be changed into another prime (167807324101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 83903662080 + 83903662081.

It is an arithmetic number, because the mean of its divisors is an integer number (83903662081).

Almost surely, 2^167807324161 is an apocalyptic number.

It is an amenable number.

167807324161 is a deficient number, since it is larger than the sum of its proper divisors (1).

167807324161 is an equidigital number, since it uses as much as digits as its factorization.

167807324161 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 338688, while the sum is 46.

The spelling of 167807324161 in words is "one hundred sixty-seven billion, eight hundred seven million, three hundred twenty-four thousand, one hundred sixty-one".