2568777586361 has 32 divisors (see below), whose sum is σ = 3080164285440. Its totient is φ = 2096091565056.

The previous prime is 2568777586357. The next prime is 2568777586387. The reversal of 2568777586361 is 1636857778652.

2568777586361 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 2568777586361 - 2² = 2568777586357 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2568777586961) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 42977345 + ... + 43037073.

It is an arithmetic number, because the mean of its divisors is an integer number (96255133920).

Almost surely, 2^{2568777586361} is an apocalyptic number.

It is an amenable number.

2568777586361 is a deficient number, since it is larger than the sum of its proper divisors (511386699079).

2568777586361 is a wasteful number, since it uses less digits than its factorization.

2568777586361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63353.

The product of its digits is 711244800, while the sum is 71.

The spelling of 2568777586361 in words is "two trillion, five hundred sixty-eight billion, seven hundred seventy-seven million, five hundred eighty-six thousand, three hundred sixty-one".