8449388484 has 48 divisors (see below), whose sum is σ = 20909323008. Its totient is φ = 2646425088.

The previous prime is 8449388473. The next prime is 8449388513. The reversal of 8449388484 is 4848839448.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 91269 + ... + 158835.

It is an arithmetic number, because the mean of its divisors is an integer number (435610896).

Almost surely, 2^8449388484 is an apocalyptic number.

It is an amenable number.

8449388484 is an abundant number, since it is smaller than the sum of its proper divisors (12459934524).

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

8449388484 is a wasteful number, since it uses less digits than its factorization.

8449388484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68204 (or 68202 counting only the distinct ones).

The product of its digits is 28311552, while the sum is 60.

The square root of 8449388484 is about 91920.5552855290. Note that the first 3 decimals coincide. The cubic root of 8449388484 is about 2036.7689210657.

The spelling of 8449388484 in words is "eight billion, four hundred forty-nine million, three hundred eighty-eight thousand, four hundred eighty-four".