204352314334169 has 2 divisors, whose sum is σ = 204352314334170. Its totient is φ = 204352314334168.

The previous prime is 204352314334163. The next prime is 204352314334187. The reversal of 204352314334169 is 961433413253402.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 204123026588569 + 229287745600 = 14287163^2 + 478840^2 .

It is a cyclic number.

It is not a de Polignac number, because 204352314334169 - 2⁴ = 204352314334153 is a prime.

It is a super-2 number, since 2×204352314334169² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (204352314334163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102176157167084 + 102176157167085.

It is an arithmetic number, because the mean of its divisors is an integer number (102176157167085).

Almost surely, 2^{204352314334169} is an apocalyptic number.

It is an amenable number.

204352314334169 is a deficient number, since it is larger than the sum of its proper divisors (1).

204352314334169 is an equidigital number, since it uses as much as digits as its factorization.

204352314334169 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5598720, while the sum is 50.

The spelling of 204352314334169 in words is "two hundred four trillion, three hundred fifty-two billion, three hundred fourteen million, three hundred thirty-four thousand, one hundred sixty-nine".