12762776275 has 6 divisors (see below), whose sum is σ = 15825842612. Its totient is φ = 10210221000.

The previous prime is 12762776269. The next prime is 12762776303. The reversal of 12762776275 is 57267726721.

12762776275 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-12762776275 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 255255501 + ... + 255255550.

Almost surely, 2^12762776275 is an apocalyptic number.

12762776275 is a deficient number, since it is larger than the sum of its proper divisors (3063066337).

12762776275 is an equidigital number, since it uses as much as digits as its factorization.

12762776275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 510511061 (or 510511056 counting only the distinct ones).

The product of its digits is 3457440, while the sum is 52.

The spelling of 12762776275 in words is "twelve billion, seven hundred sixty-two million, seven hundred seventy-six thousand, two hundred seventy-five".