5238531520 has 56 divisors (see below), whose sum is σ = 13016630304. Its totient is φ = 2004304896.

The previous prime is 5238531509. The next prime is 5238531527. The reversal of 5238531520 is 251358325.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5238531527) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 348519 + ... + 363238.

Almost surely, 2^5238531520 is an apocalyptic number.

It is an amenable number.

5238531520 is an abundant number, since it is smaller than the sum of its proper divisors (7778098784).

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

5238531520 is a wasteful number, since it uses less digits than its factorization.

5238531520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 711797 (or 711787 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 34.

The square root of 5238531520 is about 72377.7004332135. The cubic root of 5238531520 is about 1736.7468524386.

Adding to 5238531520 its reverse (251358325), we get a palindrome (5489889845).

The spelling of 5238531520 in words is "five billion, two hundred thirty-eight million, five hundred thirty-one thousand, five hundred twenty".