2768456775 has 24 divisors (see below), whose sum is σ = 5231065984. Its totient is φ = 1265580000.

The previous prime is 2768456771. The next prime is 2768456797. The reversal of 2768456775 is 5776548672.

It is not a de Polignac number, because 2768456775 - 2² = 2768456771 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2768456771) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2636101 + ... + 2637150.

Almost surely, 2^2768456775 is an apocalyptic number.

2768456775 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2768456775 is a deficient number, since it is larger than the sum of its proper divisors (2462609209).

2768456775 is a wasteful number, since it uses less digits than its factorization.

2768456775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5273271 (or 5273266 counting only the distinct ones).

The product of its digits is 19756800, while the sum is 57.

The square root of 2768456775 is about 52616.1265678119. The cubic root of 2768456775 is about 1404.1470192267.

The spelling of 2768456775 in words is "two billion, seven hundred sixty-eight million, four hundred fifty-six thousand, seven hundred seventy-five".