4164445138 has 8 divisors (see below), whose sum is σ = 7139048832. Its totient is φ = 1784762196.

The previous prime is 4164445093. The next prime is 4164445151. The reversal of 4164445138 is 8315444614.

4164445138 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a self number, because there is not a number n which added to its sum of digits gives 4164445138.

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, 148730170 + ... + 148730197.

It is an arithmetic number, because the mean of its divisors is an integer number (892381104).

Almost surely, 2^4164445138 is an apocalyptic number.

4164445138 is a deficient number, since it is larger than the sum of its proper divisors (2974603694).

4164445138 is a wasteful number, since it uses less digits than its factorization.

4164445138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 297460376.

The product of its digits is 184320, while the sum is 40.

The square root of 4164445138 is about 64532.5122554515. The cubic root of 4164445138 is about 1608.8629418563.

The spelling of 4164445138 in words is "four billion, one hundred sixty-four million, four hundred forty-five thousand, one hundred thirty-eight".