4448779312 has 20 divisors (see below), whose sum is σ = 8819965000. Its totient is φ = 2172659328.

The previous prime is 4448779289. The next prime is 4448779343. The reversal of 4448779312 is 2139778444.

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, 3232437 + ... + 3233812.

It is an arithmetic number, because the mean of its divisors is an integer number (440998250).

Almost surely, 2^4448779312 is an apocalyptic number.

It is an amenable number.

4448779312 is a deficient number, since it is larger than the sum of its proper divisors (4371185688).

4448779312 is a wasteful number, since it uses less digits than its factorization.

4448779312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6466300 (or 6466294 counting only the distinct ones).

The product of its digits is 1354752, while the sum is 49.

The square root of 4448779312 is about 66699.1702497115. The cubic root of 4448779312 is about 1644.6757443310.

The spelling of 4448779312 in words is "four billion, four hundred forty-eight million, seven hundred seventy-nine thousand, three hundred twelve".