6385523328 has 256 divisors, whose sum is σ = 19339689600. Its totient is φ = 2073673728.

The previous prime is 6385523321. The next prime is 6385523341. The reversal of 6385523328 is 8233255836.

6385523328 is a `hidden beast` number, since 63 + 8 + 552 + 3 + 32 + 8 = 666.

It is not an unprimeable number, because it can be changed into a prime (6385523321) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 32413726 + ... + 32413922.

Almost surely, 2^6385523328 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 6385523328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9669844800).

6385523328 is an abundant number, since it is smaller than the sum of its proper divisors (12954166272).

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

6385523328 is a wasteful number, since it uses less digits than its factorization.

6385523328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 416 (or 398 counting only the distinct ones).

The product of its digits is 1036800, while the sum is 45.

The square root of 6385523328 is about 79909.4695765151. The cubic root of 6385523328 is about 1855.2345857937.

The spelling of 6385523328 in words is "six billion, three hundred eighty-five million, five hundred twenty-three thousand, three hundred twenty-eight".