4064331906 has 48 divisors (see below), whose sum is σ = 8852950080. Its totient is φ = 1347586080.

The previous prime is 4064331893. The next prime is 4064331937. The reversal of 4064331906 is 6091334604.

4064331906 is a `hidden beast` number, since 4 + 0 + 643 + 3 + 1 + 9 + 0 + 6 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3941611 + ... + 3942641.

It is an arithmetic number, because the mean of its divisors is an integer number (184436460).

Almost surely, 2^4064331906 is an apocalyptic number.

4064331906 is an abundant number, since it is smaller than the sum of its proper divisors (4788618174).

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

4064331906 is a wasteful number, since it uses less digits than its factorization.

4064331906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1991 (or 1988 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 36.

The square root of 4064331906 is about 63752.1129532190. The cubic root of 4064331906 is about 1595.8658776055.

The spelling of 4064331906 in words is "four billion, sixty-four million, three hundred thirty-one thousand, nine hundred six".