5513232240 has 120 divisors (see below), whose sum is σ = 18536001120. Its totient is φ = 1468549632.

The previous prime is 5513232233. The next prime is 5513232247. The reversal of 5513232240 is 422323155.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (5513232233) and next prime (5513232247).

It is a tau number, because it is divible by the number of its divisors (120).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5513232247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 725581 + ... + 733139.

It is an arithmetic number, because the mean of its divisors is an integer number (154466676).

Almost surely, 2^5513232240 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5513232240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9268000560).

5513232240 is an abundant number, since it is smaller than the sum of its proper divisors (13022768880).

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

5513232240 is a wasteful number, since it uses less digits than its factorization.

5513232240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8591 (or 8582 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 5513232240 is about 74251.1430215051. The cubic root of 5513232240 is about 1766.5886223187.

Adding to 5513232240 its reverse (422323155), we get a palindrome (5935555395).

The spelling of 5513232240 in words is "five billion, five hundred thirteen million, two hundred thirty-two thousand, two hundred forty".