12744897823852 has 6 divisors (see below), whose sum is σ = 22303571191748. Its totient is φ = 6372448911924.

The previous prime is 12744897823841. The next prime is 12744897823859. The reversal of 12744897823852 is 25832879844721.

It is not an unprimeable number, because it can be changed into a prime (12744897823859) by changing a digit.

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, 1593112227978 + ... + 1593112227985.

Almost surely, 2^{12744897823852} is an apocalyptic number.

It is an amenable number.

12744897823852 is a deficient number, since it is larger than the sum of its proper divisors (9558673367896).

12744897823852 is a wasteful number, since it uses less digits than its factorization.

12744897823852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3186224455967 (or 3186224455965 counting only the distinct ones).

The product of its digits is 433520640, while the sum is 70.

The spelling of 12744897823852 in words is "twelve trillion, seven hundred forty-four billion, eight hundred ninety-seven million, eight hundred twenty-three thousand, eight hundred fifty-two".