516253505 has 16 divisors (see below), whose sum is σ = 641545920. Its totient is φ = 398338752.

The previous prime is 516253477. The next prime is 516253511. The reversal of 516253505 is 505352615.

It is a cyclic number.

It is not a de Polignac number, because 516253505 - 2²⁸ = 247818049 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 269762 + ... + 271668.

It is an arithmetic number, because the mean of its divisors is an integer number (40096620).

Almost surely, 2^516253505 is an apocalyptic number.

It is an amenable number.

516253505 is a deficient number, since it is larger than the sum of its proper divisors (125292415).

516253505 is a wasteful number, since it uses less digits than its factorization.

516253505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3808.

The product of its (nonzero) digits is 22500, while the sum is 32.

The square root of 516253505 is about 22721.2126657007. The cubic root of 516253505 is about 802.2092605312.

The spelling of 516253505 in words is "five hundred sixteen million, two hundred fifty-three thousand, five hundred five".