12825040818768 has 40 divisors (see below), whose sum is σ = 33135746387808. Its totient is φ = 4274447033472.

The previous prime is 12825040818767. The next prime is 12825040818869. The reversal of 12825040818768 is 86781804052821.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12825040818767) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17339371 + ... + 18063882.

Almost surely, 2^{12825040818768} is an apocalyptic number.

It is an amenable number.

12825040818768 is an abundant number, since it is smaller than the sum of its proper divisors (20310705569040).

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

12825040818768 is a wasteful number, since it uses less digits than its factorization.

12825040818768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35410811 (or 35410805 counting only the distinct ones).

The product of its (nonzero) digits is 13762560, while the sum is 60.

The spelling of 12825040818768 in words is "twelve trillion, eight hundred twenty-five billion, forty million, eight hundred eighteen thousand, seven hundred sixty-eight".