164329852417 has 2 divisors, whose sum is σ = 164329852418. Its totient is φ = 164329852416.

The previous prime is 164329852361. The next prime is 164329852459. The reversal of 164329852417 is 714258923461.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 147524359921 + 16805492496 = 384089^2 + 129636^2 .

It is a cyclic number.

It is not a de Polignac number, because 164329852417 - 2¹⁹ = 164329328129 is a prime.

It is not a weakly prime, because it can be changed into another prime (164329852717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82164926208 + 82164926209.

It is an arithmetic number, because the mean of its divisors is an integer number (82164926209).

Almost surely, 2^164329852417 is an apocalyptic number.

It is an amenable number.

164329852417 is a deficient number, since it is larger than the sum of its proper divisors (1).

164329852417 is an equidigital number, since it uses as much as digits as its factorization.

164329852417 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2903040, while the sum is 52.

The spelling of 164329852417 in words is "one hundred sixty-four billion, three hundred twenty-nine million, eight hundred fifty-two thousand, four hundred seventeen".