4444400320343 has 4 divisors (see below), whose sum is σ = 4453999457568. Its totient is φ = 4434801183120.

The previous prime is 4444400320307. The next prime is 4444400320363. The reversal of 4444400320343 is 3430230044444.

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

It is a cyclic number.

It is not a de Polignac number, because 4444400320343 - 2⁶ = 4444400320279 is a prime.

It is a super-2 number, since 2×4444400320343² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4444400320363) 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, 4799567918 + ... + 4799568843.

It is an arithmetic number, because the mean of its divisors is an integer number (1113499864392).

Almost surely, 2^{4444400320343} is an apocalyptic number.

4444400320343 is a deficient number, since it is larger than the sum of its proper divisors (9599137225).

4444400320343 is an equidigital number, since it uses as much as digits as its factorization.

4444400320343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9599137224.

The product of its (nonzero) digits is 221184, while the sum is 35.

Adding to 4444400320343 its reverse (3430230044444), we get a palindrome (7874630364787).

The spelling of 4444400320343 in words is "four trillion, four hundred forty-four billion, four hundred million, three hundred twenty thousand, three hundred forty-three".