6466436448 has 24 divisors (see below), whose sum is σ = 16974395928. Its totient is φ = 2155478784.

The previous prime is 6466436447. The next prime is 6466436467. The reversal of 6466436448 is 8446346646.

It is a tau number, because it is divible by the number of its divisors (24).

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 6466436448.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6466436447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33679261 + ... + 33679452.

It is an arithmetic number, because the mean of its divisors is an integer number (707266497).

Almost surely, 2^6466436448 is an apocalyptic number.

It is an amenable number.

6466436448 is an abundant number, since it is smaller than the sum of its proper divisors (10507959480).

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

6466436448 is a wasteful number, since it uses less digits than its factorization.

6466436448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67358726 (or 67358718 counting only the distinct ones).

The product of its digits is 7962624, while the sum is 51.

The square root of 6466436448 is about 80414.1557687451. The cubic root of 6466436448 is about 1863.0378199573.

The spelling of 6466436448 in words is "six billion, four hundred sixty-six million, four hundred thirty-six thousand, four hundred forty-eight".