5684664865 has 32 divisors (see below), whose sum is σ = 7493046912. Its totient is φ = 4105920000.

The previous prime is 5684664841. The next prime is 5684664893.

5684664865 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 5684664865 - 2⁷ = 5684664737 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8109015 + ... + 8109715.

It is an arithmetic number, because the mean of its divisors is an integer number (234157716).

Almost surely, 2^5684664865 is an apocalyptic number.

5684664865 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5684664865 is a deficient number, since it is larger than the sum of its proper divisors (1808382047).

5684664865 is a wasteful number, since it uses less digits than its factorization.

5684664865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1521.

The product of its digits is 33177600, while the sum is 58.

The square root of 5684664865 is about 75396.7165399131. The cubic root of 5684664865 is about 1784.7125959084.

The spelling of 5684664865 in words is "five billion, six hundred eighty-four million, six hundred sixty-four thousand, eight hundred sixty-five".