4550459136 has 144 divisors (see below), whose sum is σ = 12611561760. Its totient is φ = 1454817280.

The previous prime is 4550459041. The next prime is 4550459159. The reversal of 4550459136 is 6319540554.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3852466 + ... + 3853646.

It is an arithmetic number, because the mean of its divisors is an integer number (87580290).

Almost surely, 2^4550459136 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 4550459136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6305780880).

4550459136 is an abundant number, since it is smaller than the sum of its proper divisors (8061102624).

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

4550459136 is a wasteful number, since it uses less digits than its factorization.

4550459136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1402 (or 1388 counting only the distinct ones).

The product of its (nonzero) digits is 324000, while the sum is 42.

The square root of 4550459136 is about 67457.0910727701. The cubic root of 4550459136 is about 1657.1115317560. Note that the first 3 decimals are identical.

The spelling of 4550459136 in words is "four billion, five hundred fifty million, four hundred fifty-nine thousand, one hundred thirty-six".