4479553728 has 168 divisors, whose sum is σ = 14165738496. Its totient is φ = 1344614400.

The previous prime is 4479553711. The next prime is 4479553733. The reversal of 4479553728 is 8273559744.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 299713 + ... + 314303.

It is an arithmetic number, because the mean of its divisors is an integer number (84319872).

Almost surely, 2^4479553728 is an apocalyptic number.

4479553728 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4479553728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7082869248).

4479553728 is an abundant number, since it is smaller than the sum of its proper divisors (9686184768).

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

4479553728 is a wasteful number, since it uses less digits than its factorization.

4479553728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14663 (or 14650 counting only the distinct ones).

The product of its digits is 8467200, while the sum is 54.

The square root of 4479553728 is about 66929.4683080629. The cubic root of 4479553728 is about 1648.4593795869.

The spelling of 4479553728 in words is "four billion, four hundred seventy-nine million, five hundred fifty-three thousand, seven hundred twenty-eight".