4489755840 has 336 divisors, whose sum is σ = 16176101760. Its totient is φ = 1141800960.

The previous prime is 4489755839. The next prime is 4489755923. The reversal of 4489755840 is 485579844.

It is a happy number.

4489755840 is a `hidden beast` number, since 4 + 4 + 89 + 7 + 558 + 4 + 0 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5549356 + ... + 5550164.

It is an arithmetic number, because the mean of its divisors is an integer number (48143160).

Almost surely, 2^4489755840 is an apocalyptic number.

4489755840 is a gapful number since it is divisible by the number (40) 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 4489755840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8088050880).

4489755840 is an abundant number, since it is smaller than the sum of its proper divisors (11686345920).

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

4489755840 is a wasteful number, since it uses less digits than its factorization.

4489755840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 920 (or 907 counting only the distinct ones).

The product of its (nonzero) digits is 6451200, while the sum is 54.

The square root of 4489755840 is about 67005.6403595996. The cubic root of 4489755840 is about 1649.7098773648.

The spelling of 4489755840 in words is "four billion, four hundred eighty-nine million, seven hundred fifty-five thousand, eight hundred forty".