516966925 has 6 divisors (see below), whose sum is σ = 641039018. Its totient is φ = 413573520.

The previous prime is 516966899. The next prime is 516966937. The reversal of 516966925 is 529669615.

It can be written as a sum of positive squares in 3 ways, for example, as 5031049 + 511935876 = 2243^2 + 22626^2 .

It is not a de Polignac number, because 516966925 - 2⁵ = 516966893 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10339314 + ... + 10339363.

Almost surely, 2^516966925 is an apocalyptic number.

It is an amenable number.

516966925 is a deficient number, since it is larger than the sum of its proper divisors (124072093).

516966925 is a wasteful number, since it uses less digits than its factorization.

516966925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20678687 (or 20678682 counting only the distinct ones).

The product of its digits is 874800, while the sum is 49.

The square root of 516966925 is about 22736.9066717529. The cubic root of 516966925 is about 802.5786195753.

The spelling of 516966925 in words is "five hundred sixteen million, nine hundred sixty-six thousand, nine hundred twenty-five".