500916371789 has 2 divisors, whose sum is σ = 500916371790. Its totient is φ = 500916371788.

The previous prime is 500916371743. The next prime is 500916371819. The reversal of 500916371789 is 987173619005.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 482510836900 + 18405534889 = 694630^2 + 135667^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-500916371789 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (500916371489) 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, 250458185894 + 250458185895.

It is an arithmetic number, because the mean of its divisors is an integer number (250458185895).

Almost surely, 2^500916371789 is an apocalyptic number.

It is an amenable number.

500916371789 is a deficient number, since it is larger than the sum of its proper divisors (1).

500916371789 is an equidigital number, since it uses as much as digits as its factorization.

500916371789 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2857680, while the sum is 56.

The spelling of 500916371789 in words is "five hundred billion, nine hundred sixteen million, three hundred seventy-one thousand, seven hundred eighty-nine".