12863896228 has 24 divisors (see below), whose sum is σ = 23497121088. Its totient is φ = 6150588576.

The previous prime is 12863896189. The next prime is 12863896229. The reversal of 12863896228 is 82269836821.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (12863896229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 351775 + ... + 386617.

It is an arithmetic number, because the mean of its divisors is an integer number (979046712).

Almost surely, 2^12863896228 is an apocalyptic number.

It is an amenable number.

12863896228 is a deficient number, since it is larger than the sum of its proper divisors (10633224860).

12863896228 is a wasteful number, since it uses less digits than its factorization.

12863896228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38883 (or 38881 counting only the distinct ones).

The product of its digits is 3981312, while the sum is 55.

The spelling of 12863896228 in words is "twelve billion, eight hundred sixty-three million, eight hundred ninety-six thousand, two hundred twenty-eight".