2768168446817 has 4 divisors (see below), whose sum is σ = 2863622531220. Its totient is φ = 2672714362416.

The previous prime is 2768168446811. The next prime is 2768168446829. The reversal of 2768168446817 is 7186448618672.

2768168446817 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in 2 ways, for example, as 751453194496 + 2016715252321 = 866864^2 + 1420111^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2768168446817 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2768168446811) 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, 47727042158 + ... + 47727042215.

It is an arithmetic number, because the mean of its divisors is an integer number (715905632805).

Almost surely, 2^{2768168446817} is an apocalyptic number.

It is an amenable number.

2768168446817 is a deficient number, since it is larger than the sum of its proper divisors (95454084403).

2768168446817 is an equidigital number, since it uses as much as digits as its factorization.

2768168446817 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95454084402.

The product of its digits is 173408256, while the sum is 68.

The spelling of 2768168446817 in words is "two trillion, seven hundred sixty-eight billion, one hundred sixty-eight million, four hundred forty-six thousand, eight hundred seventeen".