4043431066 has 16 divisors (see below), whose sum is σ = 6150434400. Its totient is φ = 1993483440.

The previous prime is 4043431057. The next prime is 4043431099. The reversal of 4043431066 is 6601343404.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8016 + ... + 90283.

It is an arithmetic number, because the mean of its divisors is an integer number (384402150).

Almost surely, 2^4043431066 is an apocalyptic number.

4043431066 is a deficient number, since it is larger than the sum of its proper divisors (2107003334).

4043431066 is a wasteful number, since it uses less digits than its factorization.

4043431066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98589.

The product of its (nonzero) digits is 20736, while the sum is 31.

The square root of 4043431066 is about 63587.9789425643. The cubic root of 4043431066 is about 1593.1255931003.

The spelling of 4043431066 in words is "four billion, forty-three million, four hundred thirty-one thousand, sixty-six".