5520138560 has 112 divisors (see below), whose sum is σ = 13339852416. Its totient is φ = 2175547392.

The previous prime is 5520138541. The next prime is 5520138563. The reversal of 5520138560 is 658310255.

It is a self number, because there is not a number n which added to its sum of digits gives 5520138560.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5520138563) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9004814 + ... + 9005426.

Almost surely, 2^5520138560 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 5520138560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6669926208).

5520138560 is an abundant number, since it is smaller than the sum of its proper divisors (7819713856).

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

5520138560 is a wasteful number, since it uses less digits than its factorization.

5520138560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1000 (or 990 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 35.

The square root of 5520138560 is about 74297.6349556296. The cubic root of 5520138560 is about 1767.3259717143.

The spelling of 5520138560 in words is "five billion, five hundred twenty million, one hundred thirty-eight thousand, five hundred sixty".