6383281328 has 20 divisors (see below), whose sum is σ = 12495111720. Its totient is φ = 3158736384.

The previous prime is 6383281319. The next prime is 6383281357. The reversal of 6383281328 is 8231823836.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2054918 + ... + 2058021.

It is an arithmetic number, because the mean of its divisors is an integer number (624755586).

Almost surely, 2^6383281328 is an apocalyptic number.

It is an amenable number.

6383281328 is a deficient number, since it is larger than the sum of its proper divisors (6111830392).

6383281328 is a wasteful number, since it uses less digits than its factorization.

6383281328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4113044 (or 4113038 counting only the distinct ones).

The product of its digits is 331776, while the sum is 44.

The square root of 6383281328 is about 79895.4399700008. The cubic root of 6383281328 is about 1855.0174319482.

The spelling of 6383281328 in words is "six billion, three hundred eighty-three million, two hundred eighty-one thousand, three hundred twenty-eight".