6448063456 has 12 divisors (see below), whose sum is σ = 12694624992. Its totient is φ = 3224031712.

The previous prime is 6448063441. The next prime is 6448063463. The reversal of 6448063456 is 6543608446.

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 as a sum of consecutive naturals, namely, 100750960 + ... + 100751023.

It is an arithmetic number, because the mean of its divisors is an integer number (1057885416).

Almost surely, 2^6448063456 is an apocalyptic number.

It is an amenable number.

6448063456 is a deficient number, since it is larger than the sum of its proper divisors (6246561536).

6448063456 is a wasteful number, since it uses less digits than its factorization.

6448063456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201501993 (or 201501985 counting only the distinct ones).

The product of its (nonzero) digits is 1658880, while the sum is 46.

The square root of 6448063456 is about 80299.8347196307. The cubic root of 6448063456 is about 1861.2716720861.

The spelling of 6448063456 in words is "six billion, four hundred forty-eight million, sixty-three thousand, four hundred fifty-six".