6328555230816 has 864 divisors, whose sum is σ = 22884970137120. Its totient is φ = 1644086771712.

The previous prime is 6328555230797. The next prime is 6328555230817. The reversal of 6328555230816 is 6180325558236.

It is a happy number.

6328555230816 is a `hidden beast` number, since 6 + 3 + 2 + 8 + 5 + 552 + 3 + 0 + 81 + 6 = 666.

It is a super-2 number, since 2×6328555230816² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6328555230817) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 5665671090 + ... + 5665672206.

It is an arithmetic number, because the mean of its divisors is an integer number (26487233955).

Almost surely, 2^{6328555230816} 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 6328555230816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11442485068560).

6328555230816 is an abundant number, since it is smaller than the sum of its proper divisors (16556414906304).

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

6328555230816 is a wasteful number, since it uses less digits than its factorization.

6328555230816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1596 (or 1578 counting only the distinct ones).

The product of its (nonzero) digits is 10368000, while the sum is 54.

The spelling of 6328555230816 in words is "six trillion, three hundred twenty-eight billion, five hundred fifty-five million, two hundred thirty thousand, eight hundred sixteen".