12366661003442 has 8 divisors (see below), whose sum is σ = 19526306847600. Its totient is φ = 5857892054244.

The previous prime is 12366661003441. The next prime is 12366661003451. The reversal of 12366661003442 is 24430016666321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 12366661003393 and 12366661003402.

It is not an unprimeable number, because it can be changed into a prime (12366661003441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 162719223692 + ... + 162719223767.

It is an arithmetic number, because the mean of its divisors is an integer number (2440788355950).

Almost surely, 2^{12366661003442} is an apocalyptic number.

12366661003442 is a deficient number, since it is larger than the sum of its proper divisors (7159645844158).

12366661003442 is a wasteful number, since it uses less digits than its factorization.

12366661003442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325438447480.

The product of its (nonzero) digits is 746496, while the sum is 44.

Adding to 12366661003442 its reverse (24430016666321), we get a palindrome (36796677669763).

The spelling of 12366661003442 in words is "twelve trillion, three hundred sixty-six billion, six hundred sixty-one million, three thousand, four hundred forty-two".