5549646312 has 240 divisors, whose sum is σ = 19035720000. Its totient is φ = 1501996608.

The previous prime is 5549646269. The next prime is 5549646329. The reversal of 5549646312 is 2136469455.

5549646312 is a `hidden beast` number, since 5 + 5 + 4 + 9 + 6 + 4 + 631 + 2 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 598689 + ... + 607887.

It is an arithmetic number, because the mean of its divisors is an integer number (79315500).

Almost surely, 2^5549646312 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 5549646312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9517860000).

5549646312 is an abundant number, since it is smaller than the sum of its proper divisors (13486073688).

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

5549646312 is a wasteful number, since it uses less digits than its factorization.

5549646312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9250 (or 9230 counting only the distinct ones).

The product of its digits is 777600, while the sum is 45.

The square root of 5549646312 is about 74495.9482925078. The cubic root of 5549646312 is about 1770.4694416997.

The spelling of 5549646312 in words is "five billion, five hundred forty-nine million, six hundred forty-six thousand, three hundred twelve".