12228083678 has 4 divisors (see below), whose sum is σ = 18342125520. Its totient is φ = 6114041838.

The previous prime is 12228083603. The next prime is 12228083753. The reversal of 12228083678 is 87638082221.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (12228083603) and next prime (12228083753).

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 3057020918 + ... + 3057020921.

It is an arithmetic number, because the mean of its divisors is an integer number (4585531380).

Almost surely, 2^12228083678 is an apocalyptic number.

12228083678 is a deficient number, since it is larger than the sum of its proper divisors (6114041842).

12228083678 is an equidigital number, since it uses as much as digits as its factorization.

12228083678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6114041841.

The product of its (nonzero) digits is 516096, while the sum is 47.

The spelling of 12228083678 in words is "twelve billion, two hundred twenty-eight million, eighty-three thousand, six hundred seventy-eight".