516187716 has 24 divisors (see below), whose sum is σ = 1313932704. Its totient is φ = 156420480.

The previous prime is 516187691. The next prime is 516187717. The reversal of 516187716 is 617781615.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (516187717) 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 7 ways as a sum of consecutive naturals, for example, 1955125 + ... + 1955388.

It is an arithmetic number, because the mean of its divisors is an integer number (54747196).

Almost surely, 2^516187716 is an apocalyptic number.

It is an amenable number.

516187716 is an abundant number, since it is smaller than the sum of its proper divisors (797744988).

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

516187716 is a wasteful number, since it uses less digits than its factorization.

516187716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3910531 (or 3910529 counting only the distinct ones).

The product of its digits is 70560, while the sum is 42.

The square root of 516187716 is about 22719.7648755439. The cubic root of 516187716 is about 802.1751824497.

The spelling of 516187716 in words is "five hundred sixteen million, one hundred eighty-seven thousand, seven hundred sixteen".