520002516544 has 189 divisors, whose sum is σ = 1223241102027. Its totient is φ = 218687309568.

The previous prime is 520002516493. The next prime is 520002516577. The reversal of 520002516544 is 445615200025.

The square root of 520002516544 is 721112.

It is a perfect power (a square), and thus also a powerful number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 3190199407 + ... + 3190199569.

It is an arithmetic number, because the mean of its divisors is an integer number (6472175143).

Almost surely, 2^520002516544 is an apocalyptic number.

520002516544 is the 721112-nd square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 520002516544

520002516544 is an abundant number, since it is smaller than the sum of its proper divisors (703238585483).

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

520002516544 is an frugal number, since it uses more digits than its factorization.

520002516544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 510 (or 251 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 34.

Adding to 520002516544 its reverse (445615200025), we get a palindrome (965617716569).

The spelling of 520002516544 in words is "five hundred twenty billion, two million, five hundred sixteen thousand, five hundred forty-four".