6384040320 has 256 divisors, whose sum is σ = 23491399680. Its totient is φ = 1444454400.

The previous prime is 6384040303. The next prime is 6384040349. The reversal of 6384040320 is 230404836.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1355089 + ... + 1359791.

It is an arithmetic number, because the mean of its divisors is an integer number (91763280).

Almost surely, 2^6384040320 is an apocalyptic number.

6384040320 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6384040320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11745699840).

6384040320 is an abundant number, since it is smaller than the sum of its proper divisors (17107359360).

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

6384040320 is a wasteful number, since it uses less digits than its factorization.

6384040320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4833 (or 4821 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 30.

The square root of 6384040320 is about 79900.1897369462. The cubic root of 6384040320 is about 1855.0909514815.

The spelling of 6384040320 in words is "six billion, three hundred eighty-four million, forty thousand, three hundred twenty".