5531599612 has 72 divisors (see below), whose sum is σ = 12516502320. Its totient is φ = 2114461440.

The previous prime is 5531599609. The next prime is 5531599627. The reversal of 5531599612 is 2169951355.

It is a congruent number.

It is an unprimeable number.

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, 90064 + ... + 138472.

It is an arithmetic number, because the mean of its divisors is an integer number (173840310).

Almost surely, 2^5531599612 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 5531599612, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6258251160).

5531599612 is an abundant number, since it is smaller than the sum of its proper divisors (6984902708).

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

5531599612 is a wasteful number, since it uses less digits than its factorization.

5531599612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48491 (or 48482 counting only the distinct ones).

The product of its digits is 364500, while the sum is 46.

The square root of 5531599612 is about 74374.7242818419. The cubic root of 5531599612 is about 1768.5482485661.

The spelling of 5531599612 in words is "five billion, five hundred thirty-one million, five hundred ninety-nine thousand, six hundred twelve".