6368338128 has 20 divisors (see below), whose sum is σ = 16451540288. Its totient is φ = 2122779360.

The previous prime is 6368338127. The next prime is 6368338133. The reversal of 6368338128 is 8218338636.

It is a Harshad number since it is a multiple of its sum of digits (48), and also a Moran number because the ratio is a prime number: 132673711 = 6368338128 / (6 + 3 + 6 + 8 + 3 + 3 + 8 + 1 + 2 + 8).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6368338127) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66336808 + ... + 66336903.

Almost surely, 2^6368338128 is an apocalyptic number.

It is an amenable number.

6368338128 is an abundant number, since it is smaller than the sum of its proper divisors (10083202160).

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

6368338128 is a wasteful number, since it uses less digits than its factorization.

6368338128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132673722 (or 132673716 counting only the distinct ones).

The product of its digits is 995328, while the sum is 48.

The square root of 6368338128 is about 79801.8679480625. The cubic root of 6368338128 is about 1853.5687749587.

The spelling of 6368338128 in words is "six billion, three hundred sixty-eight million, three hundred thirty-eight thousand, one hundred twenty-eight".