4448739456 has 256 divisors, whose sum is σ = 15079680000. Its totient is φ = 1264813056.

The previous prime is 4448739443. The next prime is 4448739467. The reversal of 4448739456 is 6549378444.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7426645 + ... + 7427243.

It is an arithmetic number, because the mean of its divisors is an integer number (58905000).

Almost surely, 2^4448739456 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4448739456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7539840000).

4448739456 is an abundant number, since it is smaller than the sum of its proper divisors (10630940544).

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

4448739456 is a wasteful number, since it uses less digits than its factorization.

4448739456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 936 (or 918 counting only the distinct ones).

The product of its digits is 11612160, while the sum is 54.

The square root of 4448739456 is about 66698.8714747109. The cubic root of 4448739456 is about 1644.6708328419.

The spelling of 4448739456 in words is "four billion, four hundred forty-eight million, seven hundred thirty-nine thousand, four hundred fifty-six".