5644635283072 has 128 divisors (see below), whose sum is σ = 11698179570000. Its totient is φ = 2709757231104.

The previous prime is 5644635283039. The next prime is 5644635283099. The reversal of 5644635283072 is 2703825364465.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 4351829898816 + 1292805384256 = 2086104^2 + 1137016^2 .

It is a tau number, because it is divible by the number of its divisors (128).

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, 488749554 + ... + 488761102.

Almost surely, 2^{5644635283072} 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 5644635283072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5849089785000).

5644635283072 is an abundant number, since it is smaller than the sum of its proper divisors (6053544286928).

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

5644635283072 is a wasteful number, since it uses less digits than its factorization.

5644635283072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12318 (or 12306 counting only the distinct ones).

The product of its (nonzero) digits is 29030400, while the sum is 55.

The spelling of 5644635283072 in words is "five trillion, six hundred forty-four billion, six hundred thirty-five million, two hundred eighty-three thousand, seventy-two".