5664137217 has 4 divisors (see below), whose sum is σ = 7552182960. Its totient is φ = 3776091476.

The previous prime is 5664137201. The next prime is 5664137221. The reversal of 5664137217 is 7127314665.

It is a happy number.

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 5664137217 - 2⁴ = 5664137201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5664137257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 944022867 + ... + 944022872.

It is an arithmetic number, because the mean of its divisors is an integer number (1888045740).

Almost surely, 2^5664137217 is an apocalyptic number.

It is an amenable number.

5664137217 is a deficient number, since it is larger than the sum of its proper divisors (1888045743).

5664137217 is a wasteful number, since it uses less digits than its factorization.

5664137217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1888045742.

The product of its digits is 211680, while the sum is 42.

The square root of 5664137217 is about 75260.4625085443. The cubic root of 5664137217 is about 1782.5617720299.

The spelling of 5664137217 in words is "five billion, six hundred sixty-four million, one hundred thirty-seven thousand, two hundred seventeen".