4081859188 has 48 divisors (see below), whose sum is σ = 8260709184. Its totient is φ = 1744202240.

The previous prime is 4081859107. The next prime is 4081859189. The reversal of 4081859188 is 8819581804.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4081859189) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 755031 + ... + 760417.

It is an arithmetic number, because the mean of its divisors is an integer number (172098108).

Almost surely, 2^4081859188 is an apocalyptic number.

It is an amenable number.

4081859188 is an abundant number, since it is smaller than the sum of its proper divisors (4178849996).

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

4081859188 is a wasteful number, since it uses less digits than its factorization.

4081859188 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6432 (or 6430 counting only the distinct ones).

The product of its (nonzero) digits is 737280, while the sum is 52.

The square root of 4081859188 is about 63889.4293917233. The cubic root of 4081859188 is about 1598.1566254846.

The spelling of 4081859188 in words is "four billion, eighty-one million, eight hundred fifty-nine thousand, one hundred eighty-eight".