4064916809 has 4 divisors (see below), whose sum is σ = 4065069840. Its totient is φ = 4064763780.

The previous prime is 4064916787. The next prime is 4064916811. The reversal of 4064916809 is 9086194604.

It is a happy number.

4064916809 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 a cyclic number.

It is not a de Polignac number, because 4064916809 - 2²⁰ = 4063868233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4064916409) 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, 25199 + ... + 93620.

It is an arithmetic number, because the mean of its divisors is an integer number (1016267460).

Almost surely, 2^4064916809 is an apocalyptic number.

It is an amenable number.

4064916809 is a deficient number, since it is larger than the sum of its proper divisors (153031).

4064916809 is a wasteful number, since it uses less digits than its factorization.

4064916809 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153030.

The product of its (nonzero) digits is 373248, while the sum is 47.

The square root of 4064916809 is about 63756.7001106550. The cubic root of 4064916809 is about 1595.9424282734.

The spelling of 4064916809 in words is "four billion, sixty-four million, nine hundred sixteen thousand, eight hundred nine".