508566522117 has 4 divisors (see below), whose sum is σ = 678088696160. Its totient is φ = 339044348076.

The previous prime is 508566522097. The next prime is 508566522131. The reversal of 508566522117 is 711225665805.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 508566522117 - 2¹⁸ = 508566259973 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (508566522817) 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 in 3 ways as a sum of consecutive naturals, for example, 84761087017 + ... + 84761087022.

It is an arithmetic number, because the mean of its divisors is an integer number (169522174040).

Almost surely, 2^508566522117 is an apocalyptic number.

It is an amenable number.

508566522117 is a deficient number, since it is larger than the sum of its proper divisors (169522174043).

508566522117 is a wasteful number, since it uses less digits than its factorization.

508566522117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169522174042.

The product of its (nonzero) digits is 1008000, while the sum is 48.

The spelling of 508566522117 in words is "five hundred eight billion, five hundred sixty-six million, five hundred twenty-two thousand, one hundred seventeen".