6448862548 has 24 divisors (see below), whose sum is σ = 11413321920. Its totient is φ = 3188014080.

The previous prime is 6448862491. The next prime is 6448862557. The reversal of 6448862548 is 8452688446.

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 7 ways as a sum of consecutive naturals, for example, 251883 + ... + 276301.

It is an arithmetic number, because the mean of its divisors is an integer number (475555080).

Almost surely, 2^6448862548 is an apocalyptic number.

It is an amenable number.

6448862548 is a deficient number, since it is larger than the sum of its proper divisors (4964459372).

6448862548 is a wasteful number, since it uses less digits than its factorization.

6448862548 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25167 (or 25165 counting only the distinct ones).

The product of its digits is 11796480, while the sum is 55.

The square root of 6448862548 is about 80304.8102419774. The cubic root of 6448862548 is about 1861.3485564549.

The spelling of 6448862548 in words is "six billion, four hundred forty-eight million, eight hundred sixty-two thousand, five hundred forty-eight".