12303247756 has 6 divisors (see below), whose sum is σ = 21530683580. Its totient is φ = 6151623876.

The previous prime is 12303247751. The next prime is 12303247777. The reversal of 12303247756 is 65774230321.

12303247756 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (12303247751) 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 as a sum of consecutive naturals, namely, 1537905966 + ... + 1537905973.

Almost surely, 2^12303247756 is an apocalyptic number.

It is an amenable number.

12303247756 is a deficient number, since it is larger than the sum of its proper divisors (9227435824).

12303247756 is a wasteful number, since it uses less digits than its factorization.

12303247756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3075811943 (or 3075811941 counting only the distinct ones).

The product of its (nonzero) digits is 211680, while the sum is 40.

The spelling of 12303247756 in words is "twelve billion, three hundred three million, two hundred forty-seven thousand, seven hundred fifty-six".