520252404200 has 96 divisors (see below), whose sum is σ = 1281194962560. Its totient is φ = 195790003200.

The previous prime is 520252404187. The next prime is 520252404211. The reversal of 520252404200 is 2404252025.

It is a self number, because there is not a number n which added to its sum of digits gives 520252404200.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10075649 + ... + 10127151.

It is an arithmetic number, because the mean of its divisors is an integer number (13345780860).

Almost surely, 2^520252404200 is an apocalyptic number.

520252404200 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 520252404200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (640597481280).

520252404200 is an abundant number, since it is smaller than the sum of its proper divisors (760942558360).

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

520252404200 is a wasteful number, since it uses less digits than its factorization.

520252404200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54507 (or 54498 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 26.

Adding to 520252404200 its reverse (2404252025), we get a palindrome (522656656225).

The spelling of 520252404200 in words is "five hundred twenty billion, two hundred fifty-two million, four hundred four thousand, two hundred".