2568573457457 has 16 divisors (see below), whose sum is σ = 3215368690560. Its totient is φ = 2000673846528.

The previous prime is 2568573457453. The next prime is 2568573457477. The reversal of 2568573457457 is 7547543758652.

It is a happy number.

It is not a de Polignac number, because 2568573457457 - 2² = 2568573457453 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2568573457453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 372145703 + ... + 372152604.

It is an arithmetic number, because the mean of its divisors is an integer number (200960543160).

Almost surely, 2^{2568573457457} is an apocalyptic number.

It is an amenable number.

2568573457457 is a deficient number, since it is larger than the sum of its proper divisors (646795233103).

2568573457457 is a wasteful number, since it uses less digits than its factorization.

2568573457457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 744298360.

The product of its digits is 987840000, while the sum is 68.

The spelling of 2568573457457 in words is "two trillion, five hundred sixty-eight billion, five hundred seventy-three million, four hundred fifty-seven thousand, four hundred fifty-seven".