6564582496 has 36 divisors (see below), whose sum is σ = 13204993788. Its totient is φ = 3212420672.

The previous prime is 6564582473. The next prime is 6564582511. The reversal of 6564582496 is 6942854656.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 24255 + ... + 117121.

It is an arithmetic number, because the mean of its divisors is an integer number (366805383).

Almost surely, 2^6564582496 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 6564582496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6602496894).

6564582496 is an abundant number, since it is smaller than the sum of its proper divisors (6640411292).

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

6564582496 is an equidigital number, since it uses as much as digits as its factorization.

6564582496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92971 (or 92916 counting only the distinct ones).

The product of its digits is 12441600, while the sum is 55.

The square root of 6564582496 is about 81022.1111549187. Note that the first 4 decimals coincide. The cubic root of 6564582496 is about 1872.4161145497.

The spelling of 6564582496 in words is "six billion, five hundred sixty-four million, five hundred eighty-two thousand, four hundred ninety-six".