4043985488 has 40 divisors (see below), whose sum is σ = 8214789696. Its totient is φ = 1924876800.

The previous prime is 4043985481. The next prime is 4043985527. The reversal of 4043985488 is 8845893404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4043985481) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51608 + ... + 103688.

Almost surely, 2^4043985488 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 4043985488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4107394848).

4043985488 is an abundant number, since it is smaller than the sum of its proper divisors (4170804208).

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

4043985488 is a wasteful number, since it uses less digits than its factorization.

4043985488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52323 (or 52317 counting only the distinct ones).

The product of its (nonzero) digits is 4423680, while the sum is 53.

The square root of 4043985488 is about 63592.3382806451. The cubic root of 4043985488 is about 1593.1984044904.

The spelling of 4043985488 in words is "four billion, forty-three million, nine hundred eighty-five thousand, four hundred eighty-eight".