4644009216 has 216 divisors, whose sum is σ = 16694443584. Its totient is φ = 1206190080.

The previous prime is 4644009211. The next prime is 4644009259. The reversal of 4644009216 is 6129004464.

4644009216 is a `hidden beast` number, since 4 + 644 + 0 + 0 + 9 + 2 + 1 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4644009211) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 164320 + ... + 190496.

Almost surely, 2^4644009216 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 4644009216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8347221792).

4644009216 is an abundant number, since it is smaller than the sum of its proper divisors (12050434368).

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

4644009216 is a wasteful number, since it uses less digits than its factorization.

4644009216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26217 (or 26200 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The square root of 4644009216 is about 68146.9677681993. The cubic root of 4644009216 is about 1668.3904335930.

The spelling of 4644009216 in words is "four billion, six hundred forty-four million, nine thousand, two hundred sixteen".