4067564849 has 2 divisors, whose sum is σ = 4067564850. Its totient is φ = 4067564848.

The previous prime is 4067564827. The next prime is 4067564867. The reversal of 4067564849 is 9484657604.

4067564849 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3956410000 + 111154849 = 62900^2 + 10543^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4067564849 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4067564849.

It is not a weakly prime, because it can be changed into another prime (4067564869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2033782424 + 2033782425.

It is an arithmetic number, because the mean of its divisors is an integer number (2033782425).

Almost surely, 2^4067564849 is an apocalyptic number.

It is an amenable number.

4067564849 is a deficient number, since it is larger than the sum of its proper divisors (1).

4067564849 is an equidigital number, since it uses as much as digits as its factorization.

4067564849 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5806080, while the sum is 53.

The square root of 4067564849 is about 63777.4634882887. The cubic root of 4067564849 is about 1596.2889053957.

The spelling of 4067564849 in words is "four billion, sixty-seven million, five hundred sixty-four thousand, eight hundred forty-nine".