5685221688 has 32 divisors (see below), whose sum is σ = 14671541760. Its totient is φ = 1833942240.

The previous prime is 5685221653. The next prime is 5685221713. The reversal of 5685221688 is 8861225865.

It is a self number, because there is not a number n which added to its sum of digits gives 5685221688.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3819970 + ... + 3821457.

It is an arithmetic number, because the mean of its divisors is an integer number (458485680).

Almost surely, 2^5685221688 is an apocalyptic number.

It is an amenable number.

5685221688 is an abundant number, since it is smaller than the sum of its proper divisors (8986320072).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5685221688 is a wasteful number, since it uses less digits than its factorization.

5685221688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7641467 (or 7641463 counting only the distinct ones).

The product of its digits is 1843200, while the sum is 51.

The square root of 5685221688 is about 75400.4090705084. The cubic root of 5685221688 is about 1784.7708659267.

The spelling of 5685221688 in words is "five billion, six hundred eighty-five million, two hundred twenty-one thousand, six hundred eighty-eight".