5543681003820 has 120 divisors (see below), whose sum is σ = 17685491115600. Its totient is φ = 1453258723968.

The previous prime is 5543681003813. The next prime is 5543681003821. The reversal of 5543681003820 is 283001863455.

5543681003820 is a `hidden beast` number, since 5 + 543 + 6 + 81 + 0 + 0 + 3 + 8 + 20 = 666.

It is a super-2 number, since 2×5543681003820² (a number of 26 digits) contains 22 as substring.

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

It is not an unprimeable number, because it can be changed into a prime (5543681003821) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 28904635 + ... + 29095794.

It is an arithmetic number, because the mean of its divisors is an integer number (147379092630).

Almost surely, 2^{5543681003820} is an apocalyptic number.

It is an amenable number.

5543681003820 is an abundant number, since it is smaller than the sum of its proper divisors (12141810111780).

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

5543681003820 is a wasteful number, since it uses less digits than its factorization.

5543681003820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58000509 (or 58000498 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 45.

The spelling of 5543681003820 in words is "five trillion, five hundred forty-three billion, six hundred eighty-one million, three thousand, eight hundred twenty".