12428787416 has 16 divisors (see below), whose sum is σ = 23306034840. Its totient is φ = 6213844800.

The previous prime is 12428787391. The next prime is 12428787421. The reversal of 12428787416 is 61478782421.

12428787416 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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 in 3 ways as a sum of consecutive naturals, for example, 37220 + ... + 161996.

Almost surely, 2^12428787416 is an apocalyptic number.

It is an amenable number.

12428787416 is a deficient number, since it is larger than the sum of its proper divisors (10877247424).

12428787416 is a wasteful number, since it uses less digits than its factorization.

12428787416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137234 (or 137230 counting only the distinct ones).

The product of its digits is 1204224, while the sum is 50.

The spelling of 12428787416 in words is "twelve billion, four hundred twenty-eight million, seven hundred eighty-seven thousand, four hundred sixteen".