204328571429 has 2 divisors, whose sum is σ = 204328571430. Its totient is φ = 204328571428.

The previous prime is 204328571417. The next prime is 204328571453. The reversal of 204328571429 is 924175823402.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 196516663204 + 7811908225 = 443302^2 + 88385^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-204328571429 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (204328571329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102164285714 + 102164285715.

It is an arithmetic number, because the mean of its divisors is an integer number (102164285715).

Almost surely, 2^204328571429 is an apocalyptic number.

It is an amenable number.

204328571429 is a deficient number, since it is larger than the sum of its proper divisors (1).

204328571429 is an equidigital number, since it uses as much as digits as its factorization.

204328571429 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 967680, while the sum is 47.

The spelling of 204328571429 in words is "two hundred four billion, three hundred twenty-eight million, five hundred seventy-one thousand, four hundred twenty-nine".