4148449028 has 12 divisors (see below), whose sum is σ = 7455996492. Its totient is φ = 2018164320.

The previous prime is 4148449013. The next prime is 4148449057. The reversal of 4148449028 is 8209448414.

It can be written as a sum of positive squares in 2 ways, for example, as 3702479104 + 445969924 = 60848^2 + 21118^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 4148449028.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14014883 + ... + 14015178.

It is an arithmetic number, because the mean of its divisors is an integer number (621333041).

Almost surely, 2^4148449028 is an apocalyptic number.

It is an amenable number.

4148449028 is a deficient number, since it is larger than the sum of its proper divisors (3307547464).

4148449028 is a wasteful number, since it uses less digits than its factorization.

4148449028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28030102 (or 28030100 counting only the distinct ones).

The product of its (nonzero) digits is 294912, while the sum is 44.

The square root of 4148449028 is about 64408.4546313603. The cubic root of 4148449028 is about 1606.8003565420.

The spelling of 4148449028 in words is "four billion, one hundred forty-eight million, four hundred forty-nine thousand, twenty-eight".