12263228968 has 8 divisors (see below), whose sum is σ = 22993554330. Its totient is φ = 6131614480.

The previous prime is 12263228963. The next prime is 12263228981. The reversal of 12263228968 is 86982236221.

It can be written as a sum of positive squares in only one way, i.e., 11977551364 + 285677604 = 109442^2 + 16902^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (12263228963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 766451803 + ... + 766451818.

Almost surely, 2^12263228968 is an apocalyptic number.

It is an amenable number.

12263228968 is a deficient number, since it is larger than the sum of its proper divisors (10730325362).

12263228968 is a wasteful number, since it uses less digits than its factorization.

12263228968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1532903627 (or 1532903623 counting only the distinct ones).

The product of its digits is 995328, while the sum is 49.

The spelling of 12263228968 in words is "twelve billion, two hundred sixty-three million, two hundred twenty-eight thousand, nine hundred sixty-eight".