516146636 has 12 divisors (see below), whose sum is σ = 905355360. Its totient is φ = 257473680.

The previous prime is 516146629. The next prime is 516146651. The reversal of 516146636 is 636641615.

It is a self number, because there is not a number n which added to its sum of digits gives 516146636.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 147971 + ... + 151418.

It is an arithmetic number, because the mean of its divisors is an integer number (75446280).

Almost surely, 2^516146636 is an apocalyptic number.

It is an amenable number.

516146636 is a deficient number, since it is larger than the sum of its proper divisors (389208724).

516146636 is a wasteful number, since it uses less digits than its factorization.

516146636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 299824 (or 299822 counting only the distinct ones).

The product of its digits is 77760, while the sum is 38.

The square root of 516146636 is about 22718.8607989045. The cubic root of 516146636 is about 802.1539019286.

The spelling of 516146636 in words is "five hundred sixteen million, one hundred forty-six thousand, six hundred thirty-six".