516863471 has 8 divisors (see below), whose sum is σ = 531123264. Its totient is φ = 502619040.

The previous prime is 516863453. The next prime is 516863533. The reversal of 516863471 is 174368615.

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

It is a cyclic number.

It is not a de Polignac number, because 516863471 - 2⁶ = 516863407 is a prime.

It is a super-3 number, since 3×516863471³ (a number of 27 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (516863401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 109541 + ... + 114161.

It is an arithmetic number, because the mean of its divisors is an integer number (66390408).

Almost surely, 2^516863471 is an apocalyptic number.

516863471 is a deficient number, since it is larger than the sum of its proper divisors (14259793).

516863471 is a wasteful number, since it uses less digits than its factorization.

516863471 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7681.

The product of its digits is 120960, while the sum is 41.

The square root of 516863471 is about 22734.6315342915. The cubic root of 516863471 is about 802.5250793947.

The spelling of 516863471 in words is "five hundred sixteen million, eight hundred sixty-three thousand, four hundred seventy-one".