6433876384 has 48 divisors (see below), whose sum is σ = 13649973120. Its totient is φ = 2967540480.

The previous prime is 6433876381. The next prime is 6433876391. The reversal of 6433876384 is 4836783346.

It is a Harshad number since it is a multiple of its sum of digits (52).

It is not an unprimeable number, because it can be changed into a prime (6433876381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 777549 + ... + 785779.

It is an arithmetic number, because the mean of its divisors is an integer number (284374440).

Almost surely, 2^6433876384 is an apocalyptic number.

It is an amenable number.

6433876384 is an abundant number, since it is smaller than the sum of its proper divisors (7216096736).

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

6433876384 is a wasteful number, since it uses less digits than its factorization.

6433876384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10133 (or 10125 counting only the distinct ones).

The product of its digits is 6967296, while the sum is 52.

The square root of 6433876384 is about 80211.4479609987. The cubic root of 6433876384 is about 1859.9056089610.

The spelling of 6433876384 in words is "six billion, four hundred thirty-three million, eight hundred seventy-six thousand, three hundred eighty-four".