325638668167 has 2 divisors, whose sum is σ = 325638668168. Its totient is φ = 325638668166.

The previous prime is 325638668137. The next prime is 325638668189. The reversal of 325638668167 is 761866836523.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-325638668167 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (325638668137) 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, 162819334083 + 162819334084.

It is an arithmetic number, because the mean of its divisors is an integer number (162819334084).

Almost surely, 2^325638668167 is an apocalyptic number.

325638668167 is a deficient number, since it is larger than the sum of its proper divisors (1).

325638668167 is an equidigital number, since it uses as much as digits as its factorization.

325638668167 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 52254720, while the sum is 61.

The spelling of 325638668167 in words is "three hundred twenty-five billion, six hundred thirty-eight million, six hundred sixty-eight thousand, one hundred sixty-seven".