5449321648 has 10 divisors (see below), whose sum is σ = 10558060724. Its totient is φ = 2724660816.

The previous prime is 5449321643. The next prime is 5449321681. The reversal of 5449321648 is 8461239445.

It is a super-2 number, since 2×5449321648² = 59390212846722871808, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5449321598 and 5449321607.

It is not an unprimeable number, because it can be changed into a prime (5449321643) by changing a digit.

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, 170291286 + ... + 170291317.

Almost surely, 2^5449321648 is an apocalyptic number.

It is an amenable number.

5449321648 is a deficient number, since it is larger than the sum of its proper divisors (5108739076).

5449321648 is a wasteful number, since it uses less digits than its factorization.

5449321648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 340582611 (or 340582605 counting only the distinct ones).

The product of its digits is 829440, while the sum is 46.

The square root of 5449321648 is about 73819.5207787209. The cubic root of 5449321648 is about 1759.7358470641.

The spelling of 5449321648 in words is "five billion, four hundred forty-nine million, three hundred twenty-one thousand, six hundred forty-eight".