5644531416 has 64 divisors (see below), whose sum is σ = 14390323200. Its totient is φ = 1844489088.

The previous prime is 5644531351. The next prime is 5644531427. The reversal of 5644531416 is 6141354465.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 522825 + ... + 533511.

It is an arithmetic number, because the mean of its divisors is an integer number (224848800).

Almost surely, 2^5644531416 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 5644531416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7195161600).

5644531416 is an abundant number, since it is smaller than the sum of its proper divisors (8745791784).

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

5644531416 is a wasteful number, since it uses less digits than its factorization.

5644531416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11128 (or 11124 counting only the distinct ones).

The product of its digits is 172800, while the sum is 39.

The square root of 5644531416 is about 75130.0966058210. The cubic root of 5644531416 is about 1780.5026792206.

The spelling of 5644531416 in words is "five billion, six hundred forty-four million, five hundred thirty-one thousand, four hundred sixteen".