516170128 has 40 divisors (see below), whose sum is σ = 1033058880. Its totient is φ = 249655680.

The previous prime is 516170107. The next prime is 516170129. The reversal of 516170128 is 821071615.

It is a self number, because there is not a number n which added to its sum of digits gives 516170128.

It is not an unprimeable number, because it can be changed into a prime (516170129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 103533 + ... + 108403.

It is an arithmetic number, because the mean of its divisors is an integer number (25826472).

Almost surely, 2^516170128 is an apocalyptic number.

It is an amenable number.

516170128 is an abundant number, since it is smaller than the sum of its proper divisors (516888752).

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

516170128 is a wasteful number, since it uses less digits than its factorization.

516170128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5095 (or 5089 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 31.

The square root of 516170128 is about 22719.3778083820. The cubic root of 516170128 is about 802.1660715411.

The spelling of 516170128 in words is "five hundred sixteen million, one hundred seventy thousand, one hundred twenty-eight".