1344632166321 has 8 divisors (see below), whose sum is σ = 1792874727840. Its totient is φ = 896405524512.

The previous prime is 1344632166271. The next prime is 1344632166343. The reversal of 1344632166321 is 1236612364431.

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

It is not a de Polignac number, because 1344632166321 - 2⁹ = 1344632165809 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1344632166391) 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 7 ways as a sum of consecutive naturals, for example, 3781431 + ... + 4121708.

It is an arithmetic number, because the mean of its divisors is an integer number (224109340980).

Almost surely, 2^{1344632166321} is an apocalyptic number.

It is an amenable number.

1344632166321 is a deficient number, since it is larger than the sum of its proper divisors (448242561519).

1344632166321 is an equidigital number, since it uses as much as digits as its factorization.

1344632166321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7959855.

The product of its digits is 373248, while the sum is 42.

The spelling of 1344632166321 in words is "one trillion, three hundred forty-four billion, six hundred thirty-two million, one hundred sixty-six thousand, three hundred twenty-one".