6428947112 has 32 divisors (see below), whose sum is σ = 13855968000. Its totient is φ = 2739332544.

The previous prime is 6428947111. The next prime is 6428947163. The reversal of 6428947112 is 2117498246.

It is not an unprimeable number, because it can be changed into a prime (6428947111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 322112 + ... + 341487.

It is an arithmetic number, because the mean of its divisors is an integer number (432999000).

Almost surely, 2^6428947112 is an apocalyptic number.

It is an amenable number.

6428947112 is an abundant number, since it is smaller than the sum of its proper divisors (7427020888).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6428947112 is a wasteful number, since it uses less digits than its factorization.

6428947112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 663785 (or 663781 counting only the distinct ones).

The product of its digits is 193536, while the sum is 44.

The square root of 6428947112 is about 80180.7153372929. The cubic root of 6428947112 is about 1859.4305027980.

The spelling of 6428947112 in words is "six billion, four hundred twenty-eight million, nine hundred forty-seven thousand, one hundred twelve".