516315030 has 128 divisors (see below), whose sum is σ = 1560923136. Its totient is φ = 106176000.

The previous prime is 516315011. The next prime is 516315073. The reversal of 516315030 is 30513615.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 63 ways as a sum of consecutive naturals, for example, 232204 + ... + 234416.

It is an arithmetic number, because the mean of its divisors is an integer number (12194712).

Almost surely, 2^516315030 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 516315030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (780461568).

516315030 is an abundant number, since it is smaller than the sum of its proper divisors (1044608106).

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

516315030 is a wasteful number, since it uses less digits than its factorization.

516315030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2342.

The product of its (nonzero) digits is 1350, while the sum is 24.

The square root of 516315030 is about 22722.5665363752. The cubic root of 516315030 is about 802.2411272813.

Adding to 516315030 its reverse (30513615), we get a palindrome (546828645).

The spelling of 516315030 in words is "five hundred sixteen million, three hundred fifteen thousand, thirty".