516522513 has 8 divisors (see below), whose sum is σ = 741673408. Its totient is φ = 317859984.

The previous prime is 516522499. The next prime is 516522541. The reversal of 516522513 is 315225615.

It is a happy number.

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

It is not a de Polignac number, because 516522513 - 2⁹ = 516522001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (516522583) 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, 6622045 + ... + 6622122.

It is an arithmetic number, because the mean of its divisors is an integer number (92709176).

Almost surely, 2^516522513 is an apocalyptic number.

It is an amenable number.

516522513 is a deficient number, since it is larger than the sum of its proper divisors (225150895).

516522513 is a wasteful number, since it uses less digits than its factorization.

516522513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13244183.

The product of its digits is 9000, while the sum is 30.

The square root of 516522513 is about 22727.1316491985. The cubic root of 516522513 is about 802.3485740239.

The spelling of 516522513 in words is "five hundred sixteen million, five hundred twenty-two thousand, five hundred thirteen".