500506405807 has 2 divisors, whose sum is σ = 500506405808. Its totient is φ = 500506405806.

The previous prime is 500506405793. The next prime is 500506405829. The reversal of 500506405807 is 708504605005.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-500506405807 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 500506405807.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (500506405207) 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, 250253202903 + 250253202904.

It is an arithmetic number, because the mean of its divisors is an integer number (250253202904).

Almost surely, 2^500506405807 is an apocalyptic number.

500506405807 is a deficient number, since it is larger than the sum of its proper divisors (1).

500506405807 is an equidigital number, since it uses as much as digits as its factorization.

500506405807 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 168000, while the sum is 40.

The spelling of 500506405807 in words is "five hundred billion, five hundred six million, four hundred five thousand, eight hundred seven".