12647119488 has 64 divisors (see below), whose sum is σ = 34227813600. Its totient is φ = 4136158208.

The previous prime is 12647119477. The next prime is 12647119493. The reversal of 12647119488 is 88491174621.

12647119488 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (64).

It is a self number, because there is not a number n which added to its sum of digits gives 12647119488.

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 7 ways as a sum of consecutive naturals, for example, 290358 + ... + 331061.

Almost surely, 2^12647119488 is an apocalyptic number.

It is an amenable number.

12647119488 is an abundant number, since it is smaller than the sum of its proper divisors (21580694112).

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

12647119488 is an equidigital number, since it uses as much as digits as its factorization.

12647119488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 621489 (or 621477 counting only the distinct ones).

The product of its digits is 774144, while the sum is 51.

The spelling of 12647119488 in words is "twelve billion, six hundred forty-seven million, one hundred nineteen thousand, four hundred eighty-eight".