5220135520 has 24 divisors (see below), whose sum is σ = 12332570544. Its totient is φ = 2088054144.

The previous prime is 5220135463. The next prime is 5220135527. The reversal of 5220135520 is 255310225.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5220135527) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16312764 + ... + 16313083.

It is an arithmetic number, because the mean of its divisors is an integer number (513857106).

Almost surely, 2^5220135520 is an apocalyptic number.

It is an amenable number.

5220135520 is an abundant number, since it is smaller than the sum of its proper divisors (7112435024).

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

5220135520 is a wasteful number, since it uses less digits than its factorization.

5220135520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32625862 (or 32625854 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 25.

The square root of 5220135520 is about 72250.5053269526. The cubic root of 5220135520 is about 1734.7115068166.

Adding to 5220135520 its reverse (255310225), we get a palindrome (5475445745).

The spelling of 5220135520 in words is "five billion, two hundred twenty million, one hundred thirty-five thousand, five hundred twenty".