4429855872 has 256 divisors, whose sum is σ = 14413660800. Its totient is φ = 1330753536.

The previous prime is 4429855823. The next prime is 4429855873. The reversal of 4429855872 is 2785589244.

4429855872 is a `hidden beast` number, since 442 + 9 + 85 + 58 + 72 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (4429855873) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1930758 + ... + 1933050.

Almost surely, 2^4429855872 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 4429855872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7206830400).

4429855872 is an abundant number, since it is smaller than the sum of its proper divisors (9983804928).

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

4429855872 is a wasteful number, since it uses less digits than its factorization.

4429855872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2372 (or 2354 counting only the distinct ones).

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

The square root of 4429855872 is about 66557.1624395151. The cubic root of 4429855872 is about 1642.3404853325.

The spelling of 4429855872 in words is "four billion, four hundred twenty-nine million, eight hundred fifty-five thousand, eight hundred seventy-two".