504765157913 has 2 divisors, whose sum is σ = 504765157914. Its totient is φ = 504765157912.

The previous prime is 504765157901. The next prime is 504765157933. The reversal of 504765157913 is 319751567405.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 503933873689 + 831284224 = 709883^2 + 28832^2 .

It is a cyclic number.

It is not a de Polignac number, because 504765157913 - 2²⁰ = 504764109337 is a prime.

It is not a weakly prime, because it can be changed into another prime (504765157933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252382578956 + 252382578957.

It is an arithmetic number, because the mean of its divisors is an integer number (252382578957).

Almost surely, 2^504765157913 is an apocalyptic number.

It is an amenable number.

504765157913 is a deficient number, since it is larger than the sum of its proper divisors (1).

504765157913 is an equidigital number, since it uses as much as digits as its factorization.

504765157913 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3969000, while the sum is 53.

The spelling of 504765157913 in words is "five hundred four billion, seven hundred sixty-five million, one hundred fifty-seven thousand, nine hundred thirteen".