4518998016 has 104 divisors (see below), whose sum is σ = 12976509840. Its totient is φ = 1390411776.

The previous prime is 4518998009. The next prime is 4518998017. The reversal of 4518998016 is 6108998154.

It is a tau number, because it is divible by the number of its divisors (104).

It is a super-3 number, since 3×4518998016³ (a number of 30 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 4518998016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4518998017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 145600 + ... + 173888.

Almost surely, 2^4518998016 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 4518998016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6488254920).

4518998016 is an abundant number, since it is smaller than the sum of its proper divisors (8457511824).

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

4518998016 is a wasteful number, since it uses less digits than its factorization.

4518998016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28329 (or 28307 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 51.

The square root of 4518998016 is about 67223.4930362890. The cubic root of 4518998016 is about 1653.2836983596.

The spelling of 4518998016 in words is "four billion, five hundred eighteen million, nine hundred ninety-eight thousand, sixteen".