2344403344021 has 4 divisors (see below), whose sum is σ = 2345000952672. Its totient is φ = 2343805735372.

The previous prime is 2344403344007. The next prime is 2344403344051. The reversal of 2344403344021 is 1204433044432.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2344403344021 - 2¹⁵ = 2344403311253 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 (2344403344051) 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, 298798441 + ... + 298806286.

It is an arithmetic number, because the mean of its divisors is an integer number (586250238168).

Almost surely, 2^{2344403344021} is an apocalyptic number.

It is an amenable number.

2344403344021 is a deficient number, since it is larger than the sum of its proper divisors (597608651).

2344403344021 is an equidigital number, since it uses as much as digits as its factorization.

2344403344021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 597608650.

The product of its (nonzero) digits is 110592, while the sum is 34.

Adding to 2344403344021 its reverse (1204433044432), we get a palindrome (3548836388453).

The spelling of 2344403344021 in words is "two trillion, three hundred forty-four billion, four hundred three million, three hundred forty-four thousand, twenty-one".