4456442648 has 32 divisors (see below), whose sum is σ = 9964719360. Its totient is φ = 1826864160.

The previous prime is 4456442633. The next prime is 4456442651. The reversal of 4456442648 is 8462446544.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1728698 + ... + 1731273.

It is an arithmetic number, because the mean of its divisors is an integer number (311397480).

Almost surely, 2^4456442648 is an apocalyptic number.

It is an amenable number.

4456442648 is an abundant number, since it is smaller than the sum of its proper divisors (5508276712).

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

4456442648 is a wasteful number, since it uses less digits than its factorization.

4456442648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3460007 (or 3460003 counting only the distinct ones).

The product of its digits is 2949120, while the sum is 47.

The square root of 4456442648 is about 66756.5925433586. The cubic root of 4456442648 is about 1645.6195592483.

The spelling of 4456442648 in words is "four billion, four hundred fifty-six million, four hundred forty-two thousand, six hundred forty-eight".