5521004120 has 32 divisors (see below), whose sum is σ = 12424460400. Its totient is φ = 2208010368.

The previous prime is 5521004113. The next prime is 5521004129. The reversal of 5521004120 is 214001255.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 5521004092 and 5521004101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5521004129) 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, 345671 + ... + 361289.

Almost surely, 2^5521004120 is an apocalyptic number.

It is an amenable number.

5521004120 is an abundant number, since it is smaller than the sum of its proper divisors (6903456280).

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

5521004120 is a wasteful number, since it uses less digits than its factorization.

5521004120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24467 (or 24463 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 20.

The square root of 5521004120 is about 74303.4596771913. The cubic root of 5521004120 is about 1767.4183393669.

Adding to 5521004120 its reverse (214001255), we get a palindrome (5735005375).

The spelling of 5521004120 in words is "five billion, five hundred twenty-one million, four thousand, one hundred twenty".