5511984228 has 60 divisors (see below), whose sum is σ = 14477886192. Its totient is φ = 1828597680.

The previous prime is 5511984211. The next prime is 5511984241. The reversal of 5511984228 is 8224891155.

5511984228 is a `hidden beast` number, since 5 + 511 + 98 + 42 + 2 + 8 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 28051 + ... + 108677.

Almost surely, 2^5511984228 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 5511984228, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7238943096).

5511984228 is an abundant number, since it is smaller than the sum of its proper divisors (8965901964).

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

5511984228 is a wasteful number, since it uses less digits than its factorization.

5511984228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80854 (or 80843 counting only the distinct ones).

The product of its digits is 230400, while the sum is 45.

The square root of 5511984228 is about 74242.7385540162. The cubic root of 5511984228 is about 1766.4553133339.

The spelling of 5511984228 in words is "five billion, five hundred eleven million, nine hundred eighty-four thousand, two hundred twenty-eight".