516552068 has 6 divisors (see below), whose sum is σ = 903966126. Its totient is φ = 258276032.

The previous prime is 516552037. The next prime is 516552073. The reversal of 516552068 is 860255615.

It can be written as a sum of positive squares in only one way, i.e., 478384384 + 38167684 = 21872^2 + 6178^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 64569005 + ... + 64569012.

It is an arithmetic number, because the mean of its divisors is an integer number (150661021).

Almost surely, 2^516552068 is an apocalyptic number.

It is an amenable number.

516552068 is a deficient number, since it is larger than the sum of its proper divisors (387414058).

516552068 is a wasteful number, since it uses less digits than its factorization.

516552068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129138021 (or 129138019 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 38.

The square root of 516552068 is about 22727.7818539337. The cubic root of 516552068 is about 802.3638769773.

The spelling of 516552068 in words is "five hundred sixteen million, five hundred fifty-two thousand, sixty-eight".