8578424424 has 64 divisors (see below), whose sum is σ = 22004136000. Its totient is φ = 2785287680.

The previous prime is 8578424353. The next prime is 8578424441. The reversal of 8578424424 is 4244248758.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 641842 + ... + 655070.

It is an arithmetic number, because the mean of its divisors is an integer number (343814625).

Almost surely, 2^8578424424 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 8578424424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11002068000).

8578424424 is an abundant number, since it is smaller than the sum of its proper divisors (13425711576).

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

8578424424 is a wasteful number, since it uses less digits than its factorization.

8578424424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13938 (or 13934 counting only the distinct ones).

The product of its digits is 2293760, while the sum is 48.

The square root of 8578424424 is about 92619.7841932273. The cubic root of 8578424424 is about 2047.0848451547.

The spelling of 8578424424 in words is "eight billion, five hundred seventy-eight million, four hundred twenty-four thousand, four hundred twenty-four".