8278560384 has 64 divisors (see below), whose sum is σ = 22946034240. Its totient is φ = 2639538176.

The previous prime is 8278560379. The next prime is 8278560391. The reversal of 8278560384 is 4830658728.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (64).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 459837 + ... + 477500.

It is an arithmetic number, because the mean of its divisors is an integer number (358531785).

Almost surely, 2^8278560384 is an apocalyptic number.

It is an amenable number.

8278560384 is an abundant number, since it is smaller than the sum of its proper divisors (14667473856).

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

8278560384 is a wasteful number, since it uses less digits than its factorization.

8278560384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 937377 (or 937365 counting only the distinct ones).

The product of its (nonzero) digits is 2580480, while the sum is 51.

The square root of 8278560384 is about 90986.5945290843. The cubic root of 8278560384 is about 2022.9490291726.

The spelling of 8278560384 in words is "eight billion, two hundred seventy-eight million, five hundred sixty thousand, three hundred eighty-four".