4458998544 has 640 divisors, whose sum is σ = 16846921728. Its totient is φ = 977633280.

The previous prime is 4458998543. The next prime is 4458998549.

It is a happy number.

4458998544 is nontrivially palindromic in base 10.

It is not an unprimeable number, because it can be changed into a prime (4458998543) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 43291197 + ... + 43291299.

Almost surely, 2^4458998544 is an apocalyptic number.

4458998544 is a gapful number since it is divisible by the number (44) 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 4458998544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8423460864).

4458998544 is an abundant number, since it is smaller than the sum of its proper divisors (12387923184).

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

4458998544 is a wasteful number, since it uses less digits than its factorization.

4458998544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215 (or 209 counting only the distinct ones).

The product of its digits is 33177600, while the sum is 60.

The square root of 4458998544 is about 66775.7331970230. The cubic root of 4458998544 is about 1645.9341022552.

The spelling of 4458998544 in words is "four billion, four hundred fifty-eight million, nine hundred ninety-eight thousand, five hundred forty-four".