4448646925 has 6 divisors (see below), whose sum is σ = 5516322218. Its totient is φ = 3558917520.

The previous prime is 4448646911. The next prime is 4448646931. The reversal of 4448646925 is 5296468444.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 62631396 + 4386015529 = 7914^2 + 66227^2 .

It is not a de Polignac number, because 4448646925 - 2¹¹ = 4448644877 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 88972914 + ... + 88972963.

Almost surely, 2^4448646925 is an apocalyptic number.

It is an amenable number.

4448646925 is a deficient number, since it is larger than the sum of its proper divisors (1067675293).

4448646925 is a wasteful number, since it uses less digits than its factorization.

4448646925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177945887 (or 177945882 counting only the distinct ones).

The product of its digits is 6635520, while the sum is 52.

The square root of 4448646925 is about 66698.1778236857. The cubic root of 4448646925 is about 1644.6594300544.

The spelling of 4448646925 in words is "four billion, four hundred forty-eight million, six hundred forty-six thousand, nine hundred twenty-five".