5543881560 has 768 divisors, whose sum is σ = 23587200000. Its totient is φ = 1121734656.

The previous prime is 5543881547. The next prime is 5543881561. The reversal of 5543881560 is 651883455.

5543881560 is a `hidden beast` number, since 5 + 5 + 4 + 3 + 8 + 81 + 560 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5543881561) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 39883971 + ... + 39884109.

It is an arithmetic number, because the mean of its divisors is an integer number (30712500).

Almost surely, 2^5543881560 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 5543881560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11793600000).

5543881560 is an abundant number, since it is smaller than the sum of its proper divisors (18043318440).

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

5543881560 is a wasteful number, since it uses less digits than its factorization.

5543881560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213 (or 192 counting only the distinct ones).

The product of its (nonzero) digits is 576000, while the sum is 45.

The square root of 5543881560 is about 74457.2465244317. The cubic root of 5543881560 is about 1769.8561982187.

The spelling of 5543881560 in words is "five billion, five hundred forty-three million, eight hundred eighty-one thousand, five hundred sixty".