5664820867 has 8 divisors (see below), whose sum is σ = 5946670080. Its totient is φ = 5389166280.

The previous prime is 5664820859. The next prime is 5664820891. The reversal of 5664820867 is 7680284665.

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

It is a cyclic number.

It is not a de Polignac number, because 5664820867 - 2³ = 5664820859 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5664820807) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1546783 + ... + 1550440.

It is an arithmetic number, because the mean of its divisors is an integer number (743333760).

Almost surely, 2^5664820867 is an apocalyptic number.

5664820867 is a deficient number, since it is larger than the sum of its proper divisors (281849213).

5664820867 is a wasteful number, since it uses less digits than its factorization.

5664820867 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3097313.

The product of its (nonzero) digits is 3870720, while the sum is 52.

The square root of 5664820867 is about 75265.0042649305. The cubic root of 5664820867 is about 1782.6334863547.

The spelling of 5664820867 in words is "five billion, six hundred sixty-four million, eight hundred twenty thousand, eight hundred sixty-seven".