4509988488 has 192 divisors, whose sum is σ = 13030467840. Its totient is φ = 1406287872.

The previous prime is 4509988459. The next prime is 4509988507. The reversal of 4509988488 is 8848899054.

4509988488 is a `hidden beast` number, since 4 + 509 + 9 + 88 + 48 + 8 = 666.

It is a super-2 number, since 2×4509988488² = 40679992323785052288, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 23367720 + ... + 23367912.

It is an arithmetic number, because the mean of its divisors is an integer number (67867020).

Almost surely, 2^4509988488 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 4509988488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6515233920).

4509988488 is an abundant number, since it is smaller than the sum of its proper divisors (8520479352).

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

4509988488 is a wasteful number, since it uses less digits than its factorization.

4509988488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 468 (or 461 counting only the distinct ones).

The product of its (nonzero) digits is 26542080, while the sum is 63.

The square root of 4509988488 is about 67156.4478512674. The cubic root of 4509988488 is about 1652.1842499403.

The spelling of 4509988488 in words is "four billion, five hundred nine million, nine hundred eighty-eight thousand, four hundred eighty-eight".