6548448456 has 128 divisors (see below), whose sum is σ = 19872000000. Its totient is φ = 1981558080.

The previous prime is 6548448437. The next prime is 6548448461.

6548448456 is a `hidden beast` number, since 6 + 548 + 4 + 48 + 4 + 56 = 666.

6548448456 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (54).

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 31 ways as a sum of consecutive naturals, for example, 2182045 + ... + 2185043.

It is an arithmetic number, because the mean of its divisors is an integer number (155250000).

Almost surely, 2^6548448456 is an apocalyptic number.

6548448456 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6548448456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9936000000).

6548448456 is an abundant number, since it is smaller than the sum of its proper divisors (13323551544).

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

6548448456 is a wasteful number, since it uses less digits than its factorization.

6548448456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3944 (or 3934 counting only the distinct ones).

The product of its digits is 14745600, while the sum is 54.

The square root of 6548448456 is about 80922.4842426380. The cubic root of 6548448456 is about 1870.8808851829.

The spelling of 6548448456 in words is "six billion, five hundred forty-eight million, four hundred forty-eight thousand, four hundred fifty-six".