1344744056161 has 27 divisors (see below), whose sum is σ = 1510898926033. Its totient is φ = 1195950642920.

The previous prime is 1344744056111. The next prime is 1344744056189. The reversal of 1344744056161 is 1616504474431.

The square root of 1344744056161 is 1159631.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 1344744056161 - 2¹⁵ = 1344744023393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1344744056111) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 599528106 + ... + 599530348.

Almost surely, 2^{1344744056161} is an apocalyptic number.

1344744056161 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1344744056161 is the 1159631-st square number.

1344744056161 is the 579816-th centered octagonal number.

It is an amenable number.

1344744056161 is a deficient number, since it is larger than the sum of its proper divisors (166154869872).

1344744056161 is an frugal number, since it uses more digits than its factorization.

1344744056161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4602 (or 2301 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 46.

The spelling of 1344744056161 in words is "one trillion, three hundred forty-four billion, seven hundred forty-four million, fifty-six thousand, one hundred sixty-one".