6338427568 has 40 divisors (see below), whose sum is σ = 13437729216. Its totient is φ = 2872372800.

The previous prime is 6338427553. The next prime is 6338427581. The reversal of 6338427568 is 8657248336.

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, 3855 + ... + 112657.

Almost surely, 2^6338427568 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 6338427568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6718864608).

6338427568 is an abundant number, since it is smaller than the sum of its proper divisors (7099301648).

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

6338427568 is a wasteful number, since it uses less digits than its factorization.

6338427568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109153 (or 109147 counting only the distinct ones).

The product of its digits is 5806080, while the sum is 52.

The square root of 6338427568 is about 79614.2422434579. The cubic root of 6338427568 is about 1850.6622968856.

The spelling of 6338427568 in words is "six billion, three hundred thirty-eight million, four hundred twenty-seven thousand, five hundred sixty-eight".