5520204181 has 8 divisors (see below), whose sum is σ = 5848970904. Its totient is φ = 5191887360.

The previous prime is 5520204139. The next prime is 5520204227. The reversal of 5520204181 is 1814020255.

5520204181 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 3980348100 + 1539856081 = 63090^2 + 39241^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5520204181 - 2⁹ = 5520203669 is a prime.

It is a super-2 number, since 2×5520204181² = 60945308399859761522, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5520205181) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87040 + ... + 136441.

It is an arithmetic number, because the mean of its divisors is an integer number (731121363).

Almost surely, 2^5520204181 is an apocalyptic number.

It is an amenable number.

5520204181 is a deficient number, since it is larger than the sum of its proper divisors (328766723).

5520204181 is a wasteful number, since it uses less digits than its factorization.

5520204181 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224951.

The product of its (nonzero) digits is 3200, while the sum is 28.

The square root of 5520204181 is about 74298.0765632597. The cubic root of 5520204181 is about 1767.3329747534.

The spelling of 5520204181 in words is "five billion, five hundred twenty million, two hundred four thousand, one hundred eighty-one".