12464042855648 has 24 divisors (see below), whose sum is σ = 25060681914912. Its totient is φ = 6099425226496.

The previous prime is 12464042855647. The next prime is 12464042855657. The reversal of 12464042855648 is 84655824046421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12464042855647) 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 3 ways as a sum of consecutive naturals, for example, 4143629765 + ... + 4143632772.

It is an arithmetic number, because the mean of its divisors is an integer number (1044195079788).

Almost surely, 2^{12464042855648} is an apocalyptic number.

It is an amenable number.

12464042855648 is an abundant number, since it is smaller than the sum of its proper divisors (12596639059264).

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

12464042855648 is an equidigital number, since it uses as much as digits as its factorization.

12464042855648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8287262594 (or 8287262586 counting only the distinct ones).

The product of its (nonzero) digits is 58982400, while the sum is 59.

The spelling of 12464042855648 in words is "twelve trillion, four hundred sixty-four billion, forty-two million, eight hundred fifty-five thousand, six hundred forty-eight".