5443244064 has 120 divisors (see below), whose sum is σ = 16033913280. Its totient is φ = 1811528064.

The previous prime is 5443244063. The next prime is 5443244077. The reversal of 5443244064 is 4604423445.

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

It is not an unprimeable number, because it can be changed into a prime (5443244063) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2173437 + ... + 2175939.

It is an arithmetic number, because the mean of its divisors is an integer number (133615944).

Almost surely, 2^5443244064 is an apocalyptic number.

5443244064 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5443244064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8016956640).

5443244064 is an abundant number, since it is smaller than the sum of its proper divisors (10590669216).

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

5443244064 is a wasteful number, since it uses less digits than its factorization.

5443244064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3364 (or 3347 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 36.

The square root of 5443244064 is about 73778.3441397271. The cubic root of 5443244064 is about 1759.0813973558.

The spelling of 5443244064 in words is "five billion, four hundred forty-three million, two hundred forty-four thousand, sixty-four".