5533043220 has 36 divisors (see below), whose sum is σ = 16783564980. Its totient is φ = 1475478144.

The previous prime is 5533043209. The next prime is 5533043221. The reversal of 5533043220 is 223403355.

5533043220 is a `hidden beast` number, since 5 + 5 + 330 + 4 + 322 + 0 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 999444996 + 4533598224 = 31614^2 + 67332^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×5533043220² = 61229134548775936800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5533043221) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15369385 + ... + 15369744.

Almost surely, 2^5533043220 is an apocalyptic number.

It is an amenable number.

5533043220 is an abundant number, since it is smaller than the sum of its proper divisors (11250521760).

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

5533043220 is a wasteful number, since it uses less digits than its factorization.

5533043220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30739144 (or 30739139 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 27.

The square root of 5533043220 is about 74384.4286124455. The cubic root of 5533043220 is about 1768.7020840154.

Adding to 5533043220 its reverse (223403355), we get a palindrome (5756446575).

The spelling of 5533043220 in words is "five billion, five hundred thirty-three million, forty-three thousand, two hundred twenty".