4164738609 has 4 divisors (see below), whose sum is σ = 5552984816. Its totient is φ = 2776492404.

The previous prime is 4164738577. The next prime is 4164738623. The reversal of 4164738609 is 9068374614.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 4164738609 - 2⁵ = 4164738577 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4164738629) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 694123099 + ... + 694123104.

It is an arithmetic number, because the mean of its divisors is an integer number (1388246204).

Almost surely, 2^4164738609 is an apocalyptic number.

It is an amenable number.

4164738609 is a deficient number, since it is larger than the sum of its proper divisors (1388246207).

4164738609 is a wasteful number, since it uses less digits than its factorization.

4164738609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1388246206.

The product of its (nonzero) digits is 870912, while the sum is 48.

The square root of 4164738609 is about 64534.7860382290. The cubic root of 4164738609 is about 1608.9007334876.

The spelling of 4164738609 in words is "four billion, one hundred sixty-four million, seven hundred thirty-eight thousand, six hundred nine".