516845272 has 16 divisors (see below), whose sum is σ = 969379560. Its totient is φ = 258344064.

The previous prime is 516845269. The next prime is 516845293. The reversal of 516845272 is 272548615.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25683 + ... + 41149.

Almost surely, 2^516845272 is an apocalyptic number.

It is an amenable number.

516845272 is a deficient number, since it is larger than the sum of its proper divisors (452534288).

516845272 is a wasteful number, since it uses less digits than its factorization.

516845272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19650 (or 19646 counting only the distinct ones).

The product of its digits is 134400, while the sum is 40.

The square root of 516845272 is about 22734.2312823636. The cubic root of 516845272 is about 802.5156601920.

The spelling of 516845272 in words is "five hundred sixteen million, eight hundred forty-five thousand, two hundred seventy-two".