4066138073 has 8 divisors (see below), whose sum is σ = 4280730720. Its totient is φ = 3851604000.

The previous prime is 4066138067. The next prime is 4066138079. The reversal of 4066138073 is 3708316604.

It is an interprime number because it is at equal distance from previous prime (4066138067) and next prime (4066138079).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4066138073 - 2³⁰ = 2992396249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4066138079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 263261 + ... + 278277.

It is an arithmetic number, because the mean of its divisors is an integer number (535091340).

Almost surely, 2^4066138073 is an apocalyptic number.

It is an amenable number.

4066138073 is a deficient number, since it is larger than the sum of its proper divisors (214592647).

4066138073 is a wasteful number, since it uses less digits than its factorization.

4066138073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29287.

The product of its (nonzero) digits is 72576, while the sum is 38.

The square root of 4066138073 is about 63766.2769259740. The cubic root of 4066138073 is about 1596.1022406357.

The spelling of 4066138073 in words is "four billion, sixty-six million, one hundred thirty-eight thousand, seventy-three".