516503350 has 96 divisors (see below), whose sum is σ = 1140435936. Its totient is φ = 171878400.

The previous prime is 516503329. The next prime is 516503357. The reversal of 516503350 is 53305615.

It is a happy number.

It is a super-2 number, since 2×516503350² = 533551421122445000, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (516503357) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 345204 + ... + 346696.

It is an arithmetic number, because the mean of its divisors is an integer number (11879541).

Almost surely, 2^516503350 is an apocalyptic number.

516503350 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

516503350 is an abundant number, since it is smaller than the sum of its proper divisors (623932586).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

516503350 is a wasteful number, since it uses less digits than its factorization.

516503350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1570 (or 1565 counting only the distinct ones).

The product of its (nonzero) digits is 6750, while the sum is 28.

The square root of 516503350 is about 22726.7100566712. The cubic root of 516503350 is about 802.3386515162.

Adding to 516503350 its reverse (53305615), we get a palindrome (569808965).

The spelling of 516503350 in words is "five hundred sixteen million, five hundred three thousand, three hundred fifty".