504780457787563 has 2 divisors, whose sum is σ = 504780457787564. Its totient is φ = 504780457787562.

The previous prime is 504780457787531. The next prime is 504780457787611. The reversal of 504780457787563 is 365787754087405.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 504780457787563 - 2⁵ = 504780457787531 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 504780457787563.

It is not a weakly prime, because it can be changed into another prime (504780457787663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252390228893781 + 252390228893782.

It is an arithmetic number, because the mean of its divisors is an integer number (252390228893782).

Almost surely, 2^{504780457787563} is an apocalyptic number.

504780457787563 is a deficient number, since it is larger than the sum of its proper divisors (1).

504780457787563 is an equidigital number, since it uses as much as digits as its factorization.

504780457787563 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5531904000, while the sum is 76.

The spelling of 504780457787563 in words is "five hundred four trillion, seven hundred eighty billion, four hundred fifty-seven million, seven hundred eighty-seven thousand, five hundred sixty-three".