4415644408 has 48 divisors (see below), whose sum is σ = 9674441280. Its totient is φ = 1883895552.

The previous prime is 4415644399. The next prime is 4415644411. The reversal of 4415644408 is 8044465144.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 62160 + ... + 112672.

It is an arithmetic number, because the mean of its divisors is an integer number (201550860).

Almost surely, 2^4415644408 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 4415644408, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4837220640).

4415644408 is an abundant number, since it is smaller than the sum of its proper divisors (5258796872).

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

4415644408 is a wasteful number, since it uses less digits than its factorization.

4415644408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50756 (or 50745 counting only the distinct ones).

The product of its (nonzero) digits is 245760, while the sum is 40.

The square root of 4415644408 is about 66450.3153340900. The cubic root of 4415644408 is about 1640.5823343453.

The spelling of 4415644408 in words is "four billion, four hundred fifteen million, six hundred forty-four thousand, four hundred eight".