4509048845 has 32 divisors (see below), whose sum is σ = 6480672000. Its totient is φ = 3008311488.

The previous prime is 4509048811. The next prime is 4509048851. The reversal of 4509048845 is 5488409054.

It is not a de Polignac number, because 4509048845 - 2²⁰ = 4508000269 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4509048845.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27926 + ... + 98984.

It is an arithmetic number, because the mean of its divisors is an integer number (202521000).

Almost surely, 2^4509048845 is an apocalyptic number.

It is an amenable number.

4509048845 is a deficient number, since it is larger than the sum of its proper divisors (1971623155).

4509048845 is an equidigital number, since it uses as much as digits as its factorization.

4509048845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71122 (or 71108 counting only the distinct ones).

The product of its (nonzero) digits is 921600, while the sum is 47.

The square root of 4509048845 is about 67149.4515614238. The cubic root of 4509048845 is about 1652.0694993743.

The spelling of 4509048845 in words is "four billion, five hundred nine million, forty-eight thousand, eight hundred forty-five".