6368993328 has 30 divisors (see below), whose sum is σ = 16454661244. Its totient is φ = 2122813472.

The previous prime is 6368993327. The next prime is 6368993329. The reversal of 6368993328 is 8233998636.

It is an interprime number because it is at equal distance from previous prime (6368993327) and next prime (6368993329).

It is not an unprimeable number, because it can be changed into a prime (6368993321) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 547153 + ... + 558671.

Almost surely, 2^6368993328 is an apocalyptic number.

It is an amenable number.

6368993328 is an abundant number, since it is smaller than the sum of its proper divisors (10085667916).

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

6368993328 is an frugal number, since it uses more digits than its factorization.

6368993328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23049 (or 11524 counting only the distinct ones).

The product of its digits is 10077696, while the sum is 57.

The square root of 6368993328 is about 79805.9730095436. The cubic root of 6368993328 is about 1853.6323402924.

The spelling of 6368993328 in words is "six billion, three hundred sixty-eight million, nine hundred ninety-three thousand, three hundred twenty-eight".