2844421661383 has 4 divisors (see below), whose sum is σ = 2851733799720. Its totient is φ = 2837109523048.

The previous prime is 2844421661371. The next prime is 2844421661429. The reversal of 2844421661383 is 3831661244482.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2844421661383 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2844421661383.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2844421661183) 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, 3656068585 + ... + 3656069362.

It is an arithmetic number, because the mean of its divisors is an integer number (712933449930).

Almost surely, 2^{2844421661383} is an apocalyptic number.

2844421661383 is a deficient number, since it is larger than the sum of its proper divisors (7312138337).

2844421661383 is an equidigital number, since it uses as much as digits as its factorization.

2844421661383 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7312138336.

The product of its digits is 5308416, while the sum is 52.

The spelling of 2844421661383 in words is "two trillion, eight hundred forty-four billion, four hundred twenty-one million, six hundred sixty-one thousand, three hundred eighty-three".