5666768353539 has 24 divisors (see below), whose sum is σ = 8585420201280. Its totient is φ = 3597534355968.

The previous prime is 5666768353501. The next prime is 5666768353651. The reversal of 5666768353539 is 9353538676665.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-5666768353539 is a prime.

It is a super-2 number, since 2×5666768353539² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5666768353039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 181019694 + ... + 181050995.

It is an arithmetic number, because the mean of its divisors is an integer number (357725841720).

Almost surely, 2^{5666768353539} is an apocalyptic number.

5666768353539 is a deficient number, since it is larger than the sum of its proper divisors (2918651847741).

5666768353539 is a wasteful number, since it uses less digits than its factorization.

5666768353539 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 362070779 (or 362070776 counting only the distinct ones).

The product of its digits is 2204496000, while the sum is 72.

The spelling of 5666768353539 in words is "five trillion, six hundred sixty-six billion, seven hundred sixty-eight million, three hundred fifty-three thousand, five hundred thirty-nine".