5558644224 has 640 divisors, whose sum is σ = 20741529600. Its totient is φ = 1433272320.

The previous prime is 5558644183. The next prime is 5558644261. The reversal of 5558644224 is 4224468555.

5558644224 is a `hidden beast` number, since 5 + 5 + 586 + 4 + 42 + 24 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 5558644224.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 50996682 + ... + 50996790.

It is an arithmetic number, because the mean of its divisors is an integer number (32408640).

Almost surely, 2^5558644224 is an apocalyptic number.

5558644224 is a gapful number since it is divisible by the number (54) 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 5558644224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10370764800).

5558644224 is an abundant number, since it is smaller than the sum of its proper divisors (15182885376).

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

5558644224 is a wasteful number, since it uses less digits than its factorization.

5558644224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191 (or 169 counting only the distinct ones).

The product of its digits is 1536000, while the sum is 45.

The square root of 5558644224 is about 74556.3157888049. The cubic root of 5558644224 is about 1771.4257744964.

The spelling of 5558644224 in words is "five billion, five hundred fifty-eight million, six hundred forty-four thousand, two hundred twenty-four".