12388366780757 has 16 divisors (see below), whose sum is σ = 13846506246144. Its totient is φ = 10987089006000.

The previous prime is 12388366780667. The next prime is 12388366780787. The reversal of 12388366780757 is 75708766388321.

It is a cyclic number.

It is not a de Polignac number, because 12388366780757 - 2¹⁸ = 12388366518613 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12388366780787) 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 15 ways as a sum of consecutive naturals, for example, 38363369 + ... + 38684942.

It is an arithmetic number, because the mean of its divisors is an integer number (865406640384).

Almost surely, 2^{12388366780757} is an apocalyptic number.

It is an amenable number.

12388366780757 is a deficient number, since it is larger than the sum of its proper divisors (1458139465387).

12388366780757 is a wasteful number, since it uses less digits than its factorization.

12388366780757 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77048680.

The product of its (nonzero) digits is 568995840, while the sum is 71.

The spelling of 12388366780757 in words is "twelve trillion, three hundred eighty-eight billion, three hundred sixty-six million, seven hundred eighty thousand, seven hundred fifty-seven".