1314421343666 has 8 divisors (see below), whose sum is σ = 1979881522560. Its totient is φ = 654460836148.

The previous prime is 1314421343629. The next prime is 1314421343701. The reversal of 1314421343666 is 6663431244131.

It is a happy number.

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

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1374917246 + ... + 1374918201.

It is an arithmetic number, because the mean of its divisors is an integer number (247485190320).

Almost surely, 2^{1314421343666} is an apocalyptic number.

1314421343666 is a deficient number, since it is larger than the sum of its proper divisors (665460178894).

1314421343666 is a wasteful number, since it uses less digits than its factorization.

1314421343666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2749835688.

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

Adding to 1314421343666 its reverse (6663431244131), we get a palindrome (7977852587797).

The spelling of 1314421343666 in words is "one trillion, three hundred fourteen billion, four hundred twenty-one million, three hundred forty-three thousand, six hundred sixty-six".