516210056 has 8 divisors (see below), whose sum is σ = 967893870. Its totient is φ = 258105024.

The previous prime is 516210007. The next prime is 516210059. The reversal of 516210056 is 650012615.

It can be written as a sum of positive squares in only one way, i.e., 435389956 + 80820100 = 20866^2 + 8990^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (516210059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32263121 + ... + 32263136.

Almost surely, 2^516210056 is an apocalyptic number.

It is an amenable number.

516210056 is a deficient number, since it is larger than the sum of its proper divisors (451683814).

516210056 is a wasteful number, since it uses less digits than its factorization.

516210056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64526263 (or 64526259 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 26.

The square root of 516210056 is about 22720.2565126365. The cubic root of 516210056 is about 802.1867546837.

The spelling of 516210056 in words is "five hundred sixteen million, two hundred ten thousand, fifty-six".