504336857009 has 2 divisors, whose sum is σ = 504336857010. Its totient is φ = 504336857008.

The previous prime is 504336856979. The next prime is 504336857023. The reversal of 504336857009 is 900758633405.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 469015413409 + 35321443600 = 684847^2 + 187940^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-504336857009 is a prime.

It is not a weakly prime, because it can be changed into another prime (504336857309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252168428504 + 252168428505.

It is an arithmetic number, because the mean of its divisors is an integer number (252168428505).

Almost surely, 2^504336857009 is an apocalyptic number.

It is an amenable number.

504336857009 is a deficient number, since it is larger than the sum of its proper divisors (1).

504336857009 is an equidigital number, since it uses as much as digits as its factorization.

504336857009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2721600, while the sum is 50.

The spelling of 504336857009 in words is "five hundred four billion, three hundred thirty-six million, eight hundred fifty-seven thousand, nine".