1744379039449 has 4 divisors (see below), whose sum is σ = 1744403399140. Its totient is φ = 1744354679760.

The previous prime is 1744379039443. The next prime is 1744379039467. The reversal of 1744379039449 is 9449309734471.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 661364177049 + 1083014862400 = 813243^2 + 1040680^2 .

It is a cyclic number.

It is not a de Polignac number, because 1744379039449 - 2¹³ = 1744379031257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1744379039443) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12072114 + ... + 12215755.

It is an arithmetic number, because the mean of its divisors is an integer number (436100849785).

Almost surely, 2^{1744379039449} is an apocalyptic number.

It is an amenable number.

1744379039449 is a deficient number, since it is larger than the sum of its proper divisors (24359691).

1744379039449 is an equidigital number, since it uses as much as digits as its factorization.

1744379039449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24359690.

The product of its (nonzero) digits is 82301184, while the sum is 64.

The spelling of 1744379039449 in words is "one trillion, seven hundred forty-four billion, three hundred seventy-nine million, thirty-nine thousand, four hundred forty-nine".