5525440144 has 160 divisors (see below), whose sum is σ = 13243152384. Its totient is φ = 2182118400.

The previous prime is 5525440127. The next prime is 5525440163. The reversal of 5525440144 is 4410445255.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9193444 + ... + 9194044.

Almost surely, 2^5525440144 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 5525440144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6621576192).

5525440144 is an abundant number, since it is smaller than the sum of its proper divisors (7717712240).

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

5525440144 is a wasteful number, since it uses less digits than its factorization.

5525440144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 765 (or 759 counting only the distinct ones).

The product of its (nonzero) digits is 64000, while the sum is 34.

The square root of 5525440144 is about 74333.3044065714. The cubic root of 5525440144 is about 1767.8915752185.

Adding to 5525440144 its reverse (4410445255), we get a palindrome (9935885399).

The spelling of 5525440144 in words is "five billion, five hundred twenty-five million, four hundred forty thousand, one hundred forty-four".