516473305 has 4 divisors (see below), whose sum is σ = 619767972. Its totient is φ = 413178640.

The previous prime is 516473291. The next prime is 516473317. The reversal of 516473305 is 503374615.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 503374615 = 5 ⋅100674923.

It can be written as a sum of positive squares in 2 ways, for example, as 86657481 + 429815824 = 9309^2 + 20732^2 .

It is not a de Polignac number, because 516473305 - 2⁵ = 516473273 is a prime.

It is a Duffinian 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, 51647326 + ... + 51647335.

It is an arithmetic number, because the mean of its divisors is an integer number (154941993).

Almost surely, 2^516473305 is an apocalyptic number.

It is an amenable number.

516473305 is a deficient number, since it is larger than the sum of its proper divisors (103294667).

516473305 is a wasteful number, since it uses less digits than its factorization.

516473305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103294666.

The product of its (nonzero) digits is 37800, while the sum is 34.

The square root of 516473305 is about 22726.0490406934. The cubic root of 516473305 is about 802.3230938680.

The spelling of 516473305 in words is "five hundred sixteen million, four hundred seventy-three thousand, three hundred five".