12770823568 has 10 divisors (see below), whose sum is σ = 24743470694. Its totient is φ = 6385411776.

The previous prime is 12770823553. The next prime is 12770823599. The reversal of 12770823568 is 86532807721.

12770823568 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 12604103824 + 166719744 = 112268^2 + 12912^2 .

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 as a sum of consecutive naturals, namely, 399088221 + ... + 399088252.

Almost surely, 2^12770823568 is an apocalyptic number.

It is an amenable number.

12770823568 is a deficient number, since it is larger than the sum of its proper divisors (11972647126).

12770823568 is an equidigital number, since it uses as much as digits as its factorization.

12770823568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 798176481 (or 798176475 counting only the distinct ones).

The product of its (nonzero) digits is 1128960, while the sum is 49.

The spelling of 12770823568 in words is "twelve billion, seven hundred seventy million, eight hundred twenty-three thousand, five hundred sixty-eight".