516684423 has 8 divisors (see below), whose sum is σ = 725171200. Its totient is φ = 326326968.

The previous prime is 516684361. The next prime is 516684463. The reversal of 516684423 is 324486615.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 516684423 - 2¹⁶ = 516618887 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (516684463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4532263 + ... + 4532376.

It is an arithmetic number, because the mean of its divisors is an integer number (90646400).

Almost surely, 2^516684423 is an apocalyptic number.

516684423 is a deficient number, since it is larger than the sum of its proper divisors (208486777).

516684423 is a wasteful number, since it uses less digits than its factorization.

516684423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9064661.

The product of its digits is 138240, while the sum is 39.

The square root of 516684423 is about 22730.6934122125. The cubic root of 516684423 is about 802.4324004354.

The spelling of 516684423 in words is "five hundred sixteen million, six hundred eighty-four thousand, four hundred twenty-three".