4004066672 has 20 divisors (see below), whose sum is σ = 7759487736. Its totient is φ = 2001618240.

The previous prime is 4004066653. The next prime is 4004066681. The reversal of 4004066672 is 2766604004.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 62843 + ... + 109349.

Almost surely, 2^4004066672 is an apocalyptic number.

It is an amenable number.

4004066672 is a deficient number, since it is larger than the sum of its proper divisors (3755421064).

4004066672 is a wasteful number, since it uses less digits than its factorization.

4004066672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51896 (or 51890 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 35.

The square root of 4004066672 is about 63277.6949011261. The cubic root of 4004066672 is about 1587.9388230487.

The spelling of 4004066672 in words is "four billion, four million, sixty-six thousand, six hundred seventy-two".