204876579029 has 2 divisors, whose sum is σ = 204876579030. Its totient is φ = 204876579028.

The previous prime is 204876579001. The next prime is 204876579031. The reversal of 204876579029 is 920975678402.

It is a happy number.

204876579029 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 143023894225 + 61852684804 = 378185^2 + 248702^2 .

It is a cyclic number.

It is not a de Polignac number, because 204876579029 - 2⁸ = 204876578773 is a prime.

Together with 204876579031, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (204876579079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102438289514 + 102438289515.

It is an arithmetic number, because the mean of its divisors is an integer number (102438289515).

Almost surely, 2^204876579029 is an apocalyptic number.

It is an amenable number.

204876579029 is a deficient number, since it is larger than the sum of its proper divisors (1).

204876579029 is an equidigital number, since it uses as much as digits as its factorization.

204876579029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15240960, while the sum is 59.

The spelling of 204876579029 in words is "two hundred four billion, eight hundred seventy-six million, five hundred seventy-nine thousand, twenty-nine".