6448818366 has 24 divisors (see below), whose sum is σ = 13974167064. Its totient is φ = 2149340400.

The previous prime is 6448818353. The next prime is 6448818401. The reversal of 6448818366 is 6638188446.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 174900 + ... + 208536.

It is an arithmetic number, because the mean of its divisors is an integer number (582256961).

Almost surely, 2^6448818366 is an apocalyptic number.

6448818366 is an abundant number, since it is smaller than the sum of its proper divisors (7525348698).

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

6448818366 is a wasteful number, since it uses less digits than its factorization.

6448818366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44296 (or 44293 counting only the distinct ones).

The product of its digits is 5308416, while the sum is 54.

The square root of 6448818366 is about 80304.5351521320. The cubic root of 6448818366 is about 1861.3443056645.

The spelling of 6448818366 in words is "six billion, four hundred forty-eight million, eight hundred eighteen thousand, three hundred sixty-six".