516678628 has 24 divisors (see below), whose sum is σ = 957499200. Its totient is φ = 243271008.

The previous prime is 516678623. The next prime is 516678629. The reversal of 516678628 is 826876615.

It is not an unprimeable number, because it can be changed into a prime (516678623) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7663 + ... + 33046.

It is an arithmetic number, because the mean of its divisors is an integer number (39895800).

Almost surely, 2^516678628 is an apocalyptic number.

It is an amenable number.

516678628 is a deficient number, since it is larger than the sum of its proper divisors (440820572).

516678628 is a wasteful number, since it uses less digits than its factorization.

516678628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40899 (or 40897 counting only the distinct ones).

The product of its digits is 967680, while the sum is 49.

The square root of 516678628 is about 22730.5659410407. The cubic root of 516678628 is about 802.4294004655.

The spelling of 516678628 in words is "five hundred sixteen million, six hundred seventy-eight thousand, six hundred twenty-eight".