8954450728 has 24 divisors (see below), whose sum is σ = 16960923630. Its totient is φ = 4431564800.

The previous prime is 8954450723. The next prime is 8954450741. The reversal of 8954450728 is 8270544598.

It can be written as a sum of positive squares in 3 ways, for example, as 8563281444 + 391169284 = 92538^2 + 19778^2 .

It is not an unprimeable number, because it can be changed into a prime (8954450723) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2688168 + ... + 2691496.

Almost surely, 2^8954450728 is an apocalyptic number.

It is an amenable number.

8954450728 is a deficient number, since it is larger than the sum of its proper divisors (8006472902).

8954450728 is an equidigital number, since it uses as much as digits as its factorization.

8954450728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6765 (or 3432 counting only the distinct ones).

The product of its (nonzero) digits is 3225600, while the sum is 52.

The square root of 8954450728 is about 94627.9595468485. The cubic root of 8954450728 is about 2076.5687640614.

The spelling of 8954450728 in words is "eight billion, nine hundred fifty-four million, four hundred fifty thousand, seven hundred twenty-eight".