5668857849 has 8 divisors (see below), whose sum is σ = 7586576640. Its totient is φ = 3765188816.

The previous prime is 5668857833. The next prime is 5668857881. The reversal of 5668857849 is 9487588665.

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 5668857849 - 2⁴ = 5668857833 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5668857849.

It is not an unprimeable number, because it can be changed into a prime (5668857809) 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, 3511497 + ... + 3513110.

It is an arithmetic number, because the mean of its divisors is an integer number (948322080).

Almost surely, 2^5668857849 is an apocalyptic number.

It is an amenable number.

5668857849 is a deficient number, since it is larger than the sum of its proper divisors (1917718791).

5668857849 is a wasteful number, since it uses less digits than its factorization.

5668857849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7024879.

The product of its digits is 116121600, while the sum is 66.

The square root of 5668857849 is about 75291.8179419251. The cubic root of 5668857849 is about 1783.0568448713.

The spelling of 5668857849 in words is "five billion, six hundred sixty-eight million, eight hundred fifty-seven thousand, eight hundred forty-nine".