2568126773 has 16 divisors (see below), whose sum is σ = 2738736000. Its totient is φ = 2401166592.

The previous prime is 2568126731. The next prime is 2568126791. The reversal of 2568126773 is 3776218652.

It is a cyclic number.

It is not a de Polignac number, because 2568126773 - 2²⁰ = 2567078197 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2568126793) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1228313 + ... + 1230401.

It is an arithmetic number, because the mean of its divisors is an integer number (171171000).

Almost surely, 2^2568126773 is an apocalyptic number.

It is an amenable number.

2568126773 is a deficient number, since it is larger than the sum of its proper divisors (170609227).

2568126773 is a wasteful number, since it uses less digits than its factorization.

2568126773 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2924.

The product of its digits is 846720, while the sum is 47.

The square root of 2568126773 is about 50676.6886546467. The cubic root of 2568126773 is about 1369.4267893448.

The spelling of 2568126773 in words is "two billion, five hundred sixty-eight million, one hundred twenty-six thousand, seven hundred seventy-three".