6866562434159 has 4 divisors (see below), whose sum is σ = 7103340449160. Its totient is φ = 6629784419160.

The previous prime is 6866562434153. The next prime is 6866562434209. The reversal of 6866562434159 is 9514342656686.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 6866562434159 - 2¹⁶ = 6866562368623 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6866562434095 and 6866562434104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6866562434153) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 118389007457 + ... + 118389007514.

It is an arithmetic number, because the mean of its divisors is an integer number (1775835112290).

Almost surely, 2^{6866562434159} is an apocalyptic number.

6866562434159 is a deficient number, since it is larger than the sum of its proper divisors (236778015001).

6866562434159 is a wasteful number, since it uses less digits than its factorization.

6866562434159 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 236778015000.

The product of its digits is 223948800, while the sum is 65.

The spelling of 6866562434159 in words is "six trillion, eight hundred sixty-six billion, five hundred sixty-two million, four hundred thirty-four thousand, one hundred fifty-nine".