5510566720 has 112 divisors (see below), whose sum is σ = 13355269200. Its totient is φ = 2165391360.

The previous prime is 5510566717. The next prime is 5510566729. The reversal of 5510566720 is 276650155.

It can be written as a sum of positive squares in 8 ways, for example, as 1721918016 + 3788648704 = 41496^2 + 61552^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 5510566720.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5510566729) 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, 5154346 + ... + 5155414.

It is an arithmetic number, because the mean of its divisors is an integer number (119243475).

Almost surely, 2^5510566720 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 5510566720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6677634600).

5510566720 is an abundant number, since it is smaller than the sum of its proper divisors (7844702480).

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

5510566720 is a wasteful number, since it uses less digits than its factorization.

5510566720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1356 (or 1346 counting only the distinct ones).

The product of its (nonzero) digits is 63000, while the sum is 37.

The square root of 5510566720 is about 74233.1914981432. The cubic root of 5510566720 is about 1766.3038748735.

The spelling of 5510566720 in words is "five billion, five hundred ten million, five hundred sixty-six thousand, seven hundred twenty".