506651516 has 12 divisors (see below), whose sum is σ = 1013303088. Its totient is φ = 217136352.

The previous prime is 506651503. The next prime is 506651531. The reversal of 506651516 is 615156605.

506651516 is an admirable number.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 9047321 + ... + 9047376.

It is an arithmetic number, because the mean of its divisors is an integer number (84441924).

Almost surely, 2^506651516 is an apocalyptic number.

It is an amenable number.

506651516 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

506651516 is a wasteful number, since it uses less digits than its factorization.

506651516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18094708 (or 18094706 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 35.

The square root of 506651516 is about 22508.9208093147. The cubic root of 506651516 is about 797.2045746236.

It can be divided in two parts, 50 and 6651516, that added together give a palindrome (6651566).

The spelling of 506651516 in words is "five hundred six million, six hundred fifty-one thousand, five hundred sixteen".