4518057872 has 20 divisors (see below), whose sum is σ = 8755951116. Its totient is φ = 2258457600.

The previous prime is 4518057857. The next prime is 4518057881. The reversal of 4518057872 is 2787508154.

It can be written as a sum of positive squares in 2 ways, for example, as 2085200896 + 2432856976 = 45664^2 + 49324^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33608 + ... + 100824.

Almost surely, 2^4518057872 is an apocalyptic number.

It is a pronic number, being equal to 67216×67217.

It is an amenable number.

4518057872 is a deficient number, since it is larger than the sum of its proper divisors (4237893244).

4518057872 is a wasteful number, since it uses less digits than its factorization.

4518057872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71426 (or 71420 counting only the distinct ones).

The product of its (nonzero) digits is 627200, while the sum is 47.

The square root of 4518057872 is about 67216.4999981403. The cubic root of 4518057872 is about 1653.1690392733.

The spelling of 4518057872 in words is "four billion, five hundred eighteen million, fifty-seven thousand, eight hundred seventy-two".