5518472680 has 128 divisors (see below), whose sum is σ = 15057446400. Its totient is φ = 1776918528.

The previous prime is 5518472623. The next prime is 5518472683. The reversal of 5518472680 is 862748155.

It is a self number, because there is not a number n which added to its sum of digits gives 5518472680.

It is not an unprimeable number, because it can be changed into a prime (5518472683) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2935981 + ... + 2937859.

It is an arithmetic number, because the mean of its divisors is an integer number (117636300).

Almost surely, 2^5518472680 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 5518472680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7528723200).

5518472680 is an abundant number, since it is smaller than the sum of its proper divisors (9538973720).

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

5518472680 is a wasteful number, since it uses less digits than its factorization.

5518472680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2531 (or 2527 counting only the distinct ones).

The product of its (nonzero) digits is 537600, while the sum is 46.

The square root of 5518472680 is about 74286.4232548586. The cubic root of 5518472680 is about 1767.1481712738.

The spelling of 5518472680 in words is "five billion, five hundred eighteen million, four hundred seventy-two thousand, six hundred eighty".