1843683056449 has 8 divisors (see below), whose sum is σ = 2102299232040. Its totient is φ = 1601751795456.

The previous prime is 1843683056389. The next prime is 1843683056471. The reversal of 1843683056449 is 9446503863481.

It can be written as a sum of positive squares in 4 ways, for example, as 366911255824 + 1476771800625 = 605732^2 + 1215225^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 1843683056449 - 2¹⁵ = 1843683023681 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1843683053449) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4171228414 + ... + 4171228855.

It is an arithmetic number, because the mean of its divisors is an integer number (262787404005).

Almost surely, 2^{1843683056449} is an apocalyptic number.

It is an amenable number.

1843683056449 is a deficient number, since it is larger than the sum of its proper divisors (258616175591).

1843683056449 is a wasteful number, since it uses less digits than its factorization.

1843683056449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8342457299.

The product of its (nonzero) digits is 59719680, while the sum is 61.

The spelling of 1843683056449 in words is "one trillion, eight hundred forty-three billion, six hundred eighty-three million, fifty-six thousand, four hundred forty-nine".