4689115440 has 160 divisors (see below), whose sum is σ = 15505525440. Its totient is φ = 1168146432.

The previous prime is 4689115433. The next prime is 4689115441. The reversal of 4689115440 is 445119864.

It is a junction number, because it is equal to n+sod(n) for n = 4689115392 and 4689115401.

It is not an unprimeable number, because it can be changed into a prime (4689115441) 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, 554766 + ... + 563154.

It is an arithmetic number, because the mean of its divisors is an integer number (96909534).

Almost surely, 2^4689115440 is an apocalyptic number.

4689115440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4689115440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7752762720).

4689115440 is an abundant number, since it is smaller than the sum of its proper divisors (10816410000).

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

4689115440 is a wasteful number, since it uses less digits than its factorization.

4689115440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8559 (or 8553 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 42.

The square root of 4689115440 is about 68477.1161775961. The cubic root of 4689115440 is about 1673.7746071270.

The spelling of 4689115440 in words is "four billion, six hundred eighty-nine million, one hundred fifteen thousand, four hundred forty".