1344622253663 has 16 divisors (see below), whose sum is σ = 1450875888000. Its totient is φ = 1238773277280.

The previous prime is 1344622253657. The next prime is 1344622253677. The reversal of 1344622253663 is 3663522264431.

It is a cyclic number.

It is not a de Polignac number, because 1344622253663 - 2¹⁰ = 1344622252639 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1344622253363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20622488 + ... + 20687586.

It is an arithmetic number, because the mean of its divisors is an integer number (90679743000).

Almost surely, 2^{1344622253663} is an apocalyptic number.

1344622253663 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1344622253663 is a deficient number, since it is larger than the sum of its proper divisors (106253634337).

1344622253663 is a wasteful number, since it uses less digits than its factorization.

1344622253663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68182.

The product of its digits is 3732480, while the sum is 47.

The spelling of 1344622253663 in words is "one trillion, three hundred forty-four billion, six hundred twenty-two million, two hundred fifty-three thousand, six hundred sixty-three".