5664464644665 has 64 divisors (see below), whose sum is σ = 9400044644352. Its totient is φ = 2910413721600.

The previous prime is 5664464644651. The next prime is 5664464644673.

5664464644665 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 5664464644665 - 2⁴ = 5664464644649 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5664464644596 and 5664464644605.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 62104995 + ... + 62196135.

It is an arithmetic number, because the mean of its divisors is an integer number (146875697568).

Almost surely, 2^{5664464644665} is an apocalyptic number.

It is an amenable number.

5664464644665 is a deficient number, since it is larger than the sum of its proper divisors (3735579999687).

5664464644665 is a wasteful number, since it uses less digits than its factorization.

5664464644665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92290.

The product of its digits is 1194393600, while the sum is 66.

The spelling of 5664464644665 in words is "five trillion, six hundred sixty-four billion, four hundred sixty-four million, six hundred forty-four thousand, six hundred sixty-five".