508666516 has 12 divisors (see below), whose sum is σ = 890441440. Its totient is φ = 254254680.

The previous prime is 508666511. The next prime is 508666547. The reversal of 508666516 is 615666805.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (508666511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3630 + ... + 32101.

Almost surely, 2^508666516 is an apocalyptic number.

It is an amenable number.

508666516 is a deficient number, since it is larger than the sum of its proper divisors (381774924).

508666516 is a wasteful number, since it uses less digits than its factorization.

508666516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39294 (or 39292 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 43.

The square root of 508666516 is about 22553.6364251976. The cubic root of 508666516 is about 798.2600287855.

The spelling of 508666516 in words is "five hundred eight million, six hundred sixty-six thousand, five hundred sixteen".