5443601688 has 432 divisors, whose sum is σ = 19245400200. Its totient is φ = 1381847040.

The previous prime is 5443601651. The next prime is 5443601699. The reversal of 5443601688 is 8861063445.

5443601688 is a `hidden beast` number, since 54 + 436 + 0 + 168 + 8 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 107 ways as a sum of consecutive naturals, for example, 19372108 + ... + 19372388.

Almost surely, 2^5443601688 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 5443601688, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9622700100).

5443601688 is an abundant number, since it is smaller than the sum of its proper divisors (13801798512).

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

5443601688 is a wasteful number, since it uses less digits than its factorization.

5443601688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 360 (or 329 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 45.

The square root of 5443601688 is about 73780.7677379410. The cubic root of 5443601688 is about 1759.1199207034.

The spelling of 5443601688 in words is "five billion, four hundred forty-three million, six hundred one thousand, six hundred eighty-eight".