12852197944 has 8 divisors (see below), whose sum is σ = 24097871160. Its totient is φ = 6426098968.

The previous prime is 12852197933. The next prime is 12852197977. The reversal of 12852197944 is 44979125821.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 12852197891 and 12852197900.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 803262364 + ... + 803262379.

It is an arithmetic number, because the mean of its divisors is an integer number (3012233895).

Almost surely, 2^12852197944 is an apocalyptic number.

It is an amenable number.

12852197944 is a deficient number, since it is larger than the sum of its proper divisors (11245673216).

12852197944 is a wasteful number, since it uses less digits than its factorization.

12852197944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1606524749 (or 1606524745 counting only the distinct ones).

The product of its digits is 1451520, while the sum is 52.

The spelling of 12852197944 in words is "twelve billion, eight hundred fifty-two million, one hundred ninety-seven thousand, nine hundred forty-four".