12662487368322 has 128 divisors (see below), whose sum is σ = 28743380582400. Its totient is φ = 3684156806400.

The previous prime is 12662487368231. The next prime is 12662487368341. The reversal of 12662487368322 is 22386378426621.

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 in 63 ways as a sum of consecutive naturals, for example, 144655504 + ... + 144743012.

It is an arithmetic number, because the mean of its divisors is an integer number (224557660800).

Almost surely, 2^{12662487368322} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12662487368322, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14371690291200).

12662487368322 is an abundant number, since it is smaller than the sum of its proper divisors (16080893214078).

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

12662487368322 is a wasteful number, since it uses less digits than its factorization.

12662487368322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88112.

The product of its digits is 55738368, while the sum is 60.

The spelling of 12662487368322 in words is "twelve trillion, six hundred sixty-two billion, four hundred eighty-seven million, three hundred sixty-eight thousand, three hundred twenty-two".