5664041720587 has 4 divisors (see below), whose sum is σ = 5687740640160. Its totient is φ = 5640342801016.

The previous prime is 5664041720581. The next prime is 5664041720609. The reversal of 5664041720587 is 7850271404665.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5664041720587 - 2³¹ = 5661894236939 is a prime.

It is a super-2 number, since 2×5664041720587² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5664041720581) 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, 11849459428 + ... + 11849459905.

It is an arithmetic number, because the mean of its divisors is an integer number (1421935160040).

Almost surely, 2^{5664041720587} is an apocalyptic number.

5664041720587 is a deficient number, since it is larger than the sum of its proper divisors (23698919573).

5664041720587 is a wasteful number, since it uses less digits than its factorization.

5664041720587 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23698919572.

The product of its (nonzero) digits is 11289600, while the sum is 55.

The spelling of 5664041720587 in words is "five trillion, six hundred sixty-four billion, forty-one million, seven hundred twenty thousand, five hundred eighty-seven".