4478109216 has 384 divisors, whose sum is σ = 14631321600. Its totient is φ = 1196697600.

The previous prime is 4478109169. The next prime is 4478109227. The reversal of 4478109216 is 6129018744.

It is a Harshad number since it is a multiple of its sum of digits (42).

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, 41851435 + ... + 41851541.

It is an arithmetic number, because the mean of its divisors is an integer number (38102400).

Almost surely, 2^4478109216 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 4478109216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7315660800).

4478109216 is an abundant number, since it is smaller than the sum of its proper divisors (10153212384).

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

4478109216 is a wasteful number, since it uses less digits than its factorization.

4478109216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213 (or 191 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 42.

The square root of 4478109216 is about 66918.6761375328. The cubic root of 4478109216 is about 1648.2821688273.

The spelling of 4478109216 in words is "four billion, four hundred seventy-eight million, one hundred nine thousand, two hundred sixteen".