6938169328 has 120 divisors (see below), whose sum is σ = 14574567168. Its totient is φ = 3197563776.

The previous prime is 6938169323. The next prime is 6938169349. The reversal of 6938169328 is 8239618396.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6938169323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 42565375 + ... + 42565537.

Almost surely, 2^6938169328 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 6938169328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7287283584).

6938169328 is an abundant number, since it is smaller than the sum of its proper divisors (7636397840).

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

6938169328 is a wasteful number, since it uses less digits than its factorization.

6938169328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 371 (or 342 counting only the distinct ones).

The product of its digits is 3359232, while the sum is 55.

The square root of 6938169328 is about 83295.6741253710. The cubic root of 6938169328 is about 1907.2822405319.

The spelling of 6938169328 in words is "six billion, nine hundred thirty-eight million, one hundred sixty-nine thousand, three hundred twenty-eight".