4479479928 has 256 divisors, whose sum is σ = 15894144000. Its totient is φ = 1134950400.

The previous prime is 4479479899. The next prime is 4479479971. The reversal of 4479479928 is 8299749744.

4479479928 is a `hidden beast` number, since 4 + 4 + 79 + 479 + 92 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 678628 + ... + 685196.

It is an arithmetic number, because the mean of its divisors is an integer number (62086500).

Almost surely, 2^4479479928 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 4479479928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7947072000).

4479479928 is an abundant number, since it is smaller than the sum of its proper divisors (11414664072).

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

4479479928 is a wasteful number, since it uses less digits than its factorization.

4479479928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6643 (or 6633 counting only the distinct ones).

The product of its digits is 36578304, while the sum is 63.

The square root of 4479479928 is about 66928.9169791354. The cubic root of 4479479928 is about 1648.4503268272.

The spelling of 4479479928 in words is "four billion, four hundred seventy-nine million, four hundred seventy-nine thousand, nine hundred twenty-eight".