4066112585 has 4 divisors (see below), whose sum is σ = 4879335108. Its totient is φ = 3252890064.

The previous prime is 4066112573. The next prime is 4066112599. The reversal of 4066112585 is 5852116604.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1293984784 + 2772127801 = 35972^2 + 52651^2 .

It is a cyclic number.

It is not a de Polignac number, because 4066112585 - 2¹² = 4066108489 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 406611254 + ... + 406611263.

It is an arithmetic number, because the mean of its divisors is an integer number (1219833777).

Almost surely, 2^4066112585 is an apocalyptic number.

It is an amenable number.

4066112585 is a deficient number, since it is larger than the sum of its proper divisors (813222523).

4066112585 is an equidigital number, since it uses as much as digits as its factorization.

4066112585 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 813222522.

The product of its (nonzero) digits is 57600, while the sum is 38.

The square root of 4066112585 is about 63766.0770708062. The cubic root of 4066112585 is about 1596.0989056498.

The spelling of 4066112585 in words is "four billion, sixty-six million, one hundred twelve thousand, five hundred eighty-five".