2568271745064 has 32 divisors (see below), whose sum is σ = 6420794425920. Its totient is φ = 856075239936.

The previous prime is 2568271745063. The next prime is 2568271745089. The reversal of 2568271745064 is 4605471728652.

It is a junction number, because it is equal to n+sod(n) for n = 2568271744995 and 2568271745013.

It is not an unprimeable number, because it can be changed into a prime (2568271745063) 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, 450552 + ... + 2310744.

It is an arithmetic number, because the mean of its divisors is an integer number (200649825810).

Almost surely, 2^{2568271745064} is an apocalyptic number.

2568271745064 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2568271745064 is an abundant number, since it is smaller than the sum of its proper divisors (3852522680856).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2568271745064 is a wasteful number, since it uses less digits than its factorization.

2568271745064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1917729 (or 1917725 counting only the distinct ones).

The product of its (nonzero) digits is 22579200, while the sum is 57.

The spelling of 2568271745064 in words is "two trillion, five hundred sixty-eight billion, two hundred seventy-one million, seven hundred forty-five thousand, sixty-four".