12662507322179 has 16 divisors (see below), whose sum is σ = 15020661836544. Its totient is φ = 10522716372000.

The previous prime is 12662507322131. The next prime is 12662507322217. The reversal of 12662507322179 is 97122370526621.

It is a cyclic number.

It is not a de Polignac number, because 12662507322179 - 2¹⁶ = 12662507256643 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12662507322179.

It is not an unprimeable number, because it can be changed into a prime (12662507324179) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 429834797 + ... + 429864254.

It is an arithmetic number, because the mean of its divisors is an integer number (938791364784).

Almost surely, 2^{12662507322179} is an apocalyptic number.

12662507322179 is a deficient number, since it is larger than the sum of its proper divisors (2358154514365).

12662507322179 is a wasteful number, since it uses less digits than its factorization.

12662507322179 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 859699178.

The product of its (nonzero) digits is 3810240, while the sum is 53.

The spelling of 12662507322179 in words is "twelve trillion, six hundred sixty-two billion, five hundred seven million, three hundred twenty-two thousand, one hundred seventy-nine".