4044444448 has 48 divisors (see below), whose sum is σ = 8828809920. Its totient is φ = 1808236800.

The previous prime is 4044444431. The next prime is 4044444451. The reversal of 4044444448 is 8444444404.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 4044444448.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72708 + ... + 115651.

It is an arithmetic number, because the mean of its divisors is an integer number (183933540).

Almost surely, 2^4044444448 is an apocalyptic number.

It is an amenable number.

4044444448 is an abundant number, since it is smaller than the sum of its proper divisors (4784365472).

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

4044444448 is a wasteful number, since it uses less digits than its factorization.

4044444448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188441 (or 188433 counting only the distinct ones).

The product of its (nonzero) digits is 524288, while the sum is 40.

The square root of 4044444448 is about 63595.9467890840. The cubic root of 4044444448 is about 1593.2586739681.

The spelling of 4044444448 in words is "four billion, forty-four million, four hundred forty-four thousand, four hundred forty-eight".