204343434319 has 2 divisors, whose sum is σ = 204343434320. Its totient is φ = 204343434318.

The previous prime is 204343434299. The next prime is 204343434331. The reversal of 204343434319 is 913434343402.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 204343434319 - 2¹⁵ = 204343401551 is a prime.

It is a super-2 number, since 2×204343434319² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (204343431319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102171717159 + 102171717160.

It is an arithmetic number, because the mean of its divisors is an integer number (102171717160).

Almost surely, 2^204343434319 is an apocalyptic number.

204343434319 is a deficient number, since it is larger than the sum of its proper divisors (1).

204343434319 is an equidigital number, since it uses as much as digits as its factorization.

204343434319 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 373248, while the sum is 40.

The spelling of 204343434319 in words is "two hundred four billion, three hundred forty-three million, four hundred thirty-four thousand, three hundred nineteen".