500243010162173 has 2 divisors, whose sum is σ = 500243010162174. Its totient is φ = 500243010162172.

The previous prime is 500243010162167. The next prime is 500243010162209. The reversal of 500243010162173 is 371261010342005.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 277599517497124 + 222643492665049 = 16661318^2 + 14921243^2 .

It is a cyclic number.

It is not a de Polignac number, because 500243010162173 - 2²² = 500243005967869 is a prime.

It is a super-2 number, since 2×500243010162173² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (500243010162673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250121505081086 + 250121505081087.

It is an arithmetic number, because the mean of its divisors is an integer number (250121505081087).

Almost surely, 2^{500243010162173} is an apocalyptic number.

It is an amenable number.

500243010162173 is a deficient number, since it is larger than the sum of its proper divisors (1).

500243010162173 is an equidigital number, since it uses as much as digits as its factorization.

500243010162173 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30240, while the sum is 35.

The spelling of 500243010162173 in words is "five hundred trillion, two hundred forty-three billion, ten million, one hundred sixty-two thousand, one hundred seventy-three".