5531844400 has 60 divisors (see below), whose sum is σ = 13312948264. Its totient is φ = 2208960000.

The previous prime is 5531844377. The next prime is 5531844401. The reversal of 5531844400 is 44481355.

It is a super-2 number, since 2×5531844400² = 61202604931622720000, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5531844401) 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 11 ways as a sum of consecutive naturals, for example, 228895 + ... + 251905.

Almost surely, 2^5531844400 is an apocalyptic number.

5531844400 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5531844400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6656474132).

5531844400 is an abundant number, since it is smaller than the sum of its proper divisors (7781103864).

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

5531844400 is a wasteful number, since it uses less digits than its factorization.

5531844400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23630 (or 23619 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 34.

The square root of 5531844400 is about 74376.3699033504. The cubic root of 5531844400 is about 1768.5743358364.

The spelling of 5531844400 in words is "five billion, five hundred thirty-one million, eight hundred forty-four thousand, four hundred".