4066041888 has 120 divisors (see below), whose sum is σ = 12281598252. Its totient is φ = 1318685184.

The previous prime is 4066041887. The next prime is 4066041893. The reversal of 4066041888 is 8881406604.

4066041888 is a `hidden beast` number, since 406 + 60 + 4 + 188 + 8 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 3758670864 + 307371024 = 61308^2 + 17532^2 .

It is not an unprimeable number, because it can be changed into a prime (4066041883) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 74706 + ... + 117102.

Almost surely, 2^4066041888 is an apocalyptic number.

4066041888 is a gapful number since it is divisible by the number (48) 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 4066041888, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6140799126).

4066041888 is an abundant number, since it is smaller than the sum of its proper divisors (8215556364).

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

4066041888 is a wasteful number, since it uses less digits than its factorization.

4066041888 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42456 (or 42439 counting only the distinct ones).

The product of its (nonzero) digits is 294912, while the sum is 45.

The square root of 4066041888 is about 63765.5227219224. The cubic root of 4066041888 is about 1596.0896552044.

The spelling of 4066041888 in words is "four billion, sixty-six million, forty-one thousand, eight hundred eighty-eight".