164169331163 has 2 divisors, whose sum is σ = 164169331164. Its totient is φ = 164169331162.

The previous prime is 164169331153. The next prime is 164169331201. The reversal of 164169331163 is 361133961461.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 164169331163 - 2¹⁰ = 164169330139 is a prime.

It is not a weakly prime, because it can be changed into another prime (164169331153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82084665581 + 82084665582.

It is an arithmetic number, because the mean of its divisors is an integer number (82084665582).

Almost surely, 2^164169331163 is an apocalyptic number.

164169331163 is a deficient number, since it is larger than the sum of its proper divisors (1).

164169331163 is an equidigital number, since it uses as much as digits as its factorization.

164169331163 is an evil number, because the sum of its binary digits is even.

The product of its digits is 209952, while the sum is 44.

The spelling of 164169331163 in words is "one hundred sixty-four billion, one hundred sixty-nine million, three hundred thirty-one thousand, one hundred sixty-three".