516348478 has 16 divisors (see below), whose sum is σ = 791073360. Its totient is φ = 252714816.

The previous prime is 516348457. The next prime is 516348487. The reversal of 516348478 is 874843615.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3826 + ... + 32362.

It is an arithmetic number, because the mean of its divisors is an integer number (49442085).

Almost surely, 2^516348478 is an apocalyptic number.

516348478 is a deficient number, since it is larger than the sum of its proper divisors (274724882).

516348478 is a wasteful number, since it uses less digits than its factorization.

516348478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28731.

The product of its digits is 645120, while the sum is 46.

The square root of 516348478 is about 22723.3025328626. The cubic root of 516348478 is about 802.2584505434.

The spelling of 516348478 in words is "five hundred sixteen million, three hundred forty-eight thousand, four hundred seventy-eight".