1344623331769 has 2 divisors, whose sum is σ = 1344623331770. Its totient is φ = 1344623331768.

The previous prime is 1344623331767. The next prime is 1344623331829. The reversal of 1344623331769 is 9671333264431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1309742913600 + 34880418169 = 1144440^2 + 186763^2 .

It is a cyclic number.

It is not a de Polignac number, because 1344623331769 - 2¹ = 1344623331767 is a prime.

It is a super-2 number, since 2×1344623331769² (a number of 25 digits) contains 22 as substring.

Together with 1344623331767, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1344623331767) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 672311665884 + 672311665885.

It is an arithmetic number, because the mean of its divisors is an integer number (672311665885).

Almost surely, 2^{1344623331769} is an apocalyptic number.

It is an amenable number.

1344623331769 is a deficient number, since it is larger than the sum of its proper divisors (1).

1344623331769 is an equidigital number, since it uses as much as digits as its factorization.

1344623331769 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5878656, while the sum is 52.

The spelling of 1344623331769 in words is "one trillion, three hundred forty-four billion, six hundred twenty-three million, three hundred thirty-one thousand, seven hundred sixty-nine".