5524238538 has 108 divisors (see below), whose sum is σ = 15077155158. Its totient is φ = 1456902720.

The previous prime is 5524238527. The next prime is 5524238539. The reversal of 5524238538 is 8358324255.

5524238538 is a `hidden beast` number, since 552 + 42 + 3 + 8 + 53 + 8 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 4003472529 + 1520766009 = 63273^2 + 38997^2 .

It is a super-2 number, since 2×5524238538² = 61034422849448754888, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5524238493 and 5524238502.

It is not an unprimeable number, because it can be changed into a prime (5524238539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 53 ways as a sum of consecutive naturals, for example, 130528 + ... + 167588.

Almost surely, 2^5524238538 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5524238538, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7538577579).

5524238538 is an abundant number, since it is smaller than the sum of its proper divisors (9552916620).

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

5524238538 is a wasteful number, since it uses less digits than its factorization.

5524238538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37109 (or 37086 counting only the distinct ones).

The product of its digits is 1152000, while the sum is 45.

The square root of 5524238538 is about 74325.2214123846. The cubic root of 5524238538 is about 1767.7634126905.

The spelling of 5524238538 in words is "five billion, five hundred twenty-four million, two hundred thirty-eight thousand, five hundred thirty-eight".