444510641221343 has 2 divisors, whose sum is σ = 444510641221344. Its totient is φ = 444510641221342.

The previous prime is 444510641221321. The next prime is 444510641221399. The reversal of 444510641221343 is 343122146015444.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 444510641221343 - 2³⁶ = 444441921744607 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 444510641221294 and 444510641221303.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (444510641221303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222255320610671 + 222255320610672.

It is an arithmetic number, because the mean of its divisors is an integer number (222255320610672).

Almost surely, 2^{444510641221343} is an apocalyptic number.

444510641221343 is a deficient number, since it is larger than the sum of its proper divisors (1).

444510641221343 is an equidigital number, since it uses as much as digits as its factorization.

444510641221343 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1105920, while the sum is 44.

Adding to 444510641221343 its reverse (343122146015444), we get a palindrome (787632787236787).

The spelling of 444510641221343 in words is "four hundred forty-four trillion, five hundred ten billion, six hundred forty-one million, two hundred twenty-one thousand, three hundred forty-three".