5559640800 has 576 divisors, whose sum is σ = 21598617600. Its totient is φ = 1216051200.

The previous prime is 5559640777. The next prime is 5559640813. The reversal of 5559640800 is 80469555.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 70375161 + ... + 70375239.

It is an arithmetic number, because the mean of its divisors is an integer number (37497600).

Almost surely, 2^5559640800 is an apocalyptic number.

5559640800 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 5559640800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10799308800).

5559640800 is an abundant number, since it is smaller than the sum of its proper divisors (16038976800).

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

5559640800 is a wasteful number, since it uses less digits than its factorization.

5559640800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 239 (or 226 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 42.

The square root of 5559640800 is about 74562.9988667301. The cubic root of 5559640800 is about 1771.5316309397.

The spelling of 5559640800 in words is "five billion, five hundred fifty-nine million, six hundred forty thousand, eight hundred".