5531112320 has 64 divisors (see below), whose sum is σ = 13390315200. Its totient is φ = 2184419328.

The previous prime is 5531112313. The next prime is 5531112331. The reversal of 5531112320 is 232111355.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (64).

It is a super-3 number, since 3×5531112320³ (a number of 30 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 4139 + ... + 105258.

It is an arithmetic number, because the mean of its divisors is an integer number (209223675).

Almost surely, 2^5531112320 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 5531112320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6695157600).

5531112320 is an abundant number, since it is smaller than the sum of its proper divisors (7859202880).

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

5531112320 is a wasteful number, since it uses less digits than its factorization.

5531112320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109495 (or 109483 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 5531112320 is about 74371.4482849433. The cubic root of 5531112320 is about 1768.4963151423.

Adding to 5531112320 its reverse (232111355), we get a palindrome (5763223675).

The spelling of 5531112320 in words is "five billion, five hundred thirty-one million, one hundred twelve thousand, three hundred twenty".