444454282454543 has 2 divisors, whose sum is σ = 444454282454544. Its totient is φ = 444454282454542.

The previous prime is 444454282454437. The next prime is 444454282454563. The reversal of 444454282454543 is 345454282454444.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 444454282454543 - 2⁴⁰ = 443354770826767 is a prime.

It is a super-2 number, since 2×444454282454543² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (444454282454563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222227141227271 + 222227141227272.

It is an arithmetic number, because the mean of its divisors is an integer number (222227141227272).

Almost surely, 2^{444454282454543} is an apocalyptic number.

444454282454543 is a deficient number, since it is larger than the sum of its proper divisors (1).

444454282454543 is an equidigital number, since it uses as much as digits as its factorization.

444454282454543 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 786432000, while the sum is 62.

Subtracting from 444454282454543 its reverse (345454282454444), we obtain a palindrome (99000000000099).

The spelling of 444454282454543 in words is "four hundred forty-four trillion, four hundred fifty-four billion, two hundred eighty-two million, four hundred fifty-four thousand, five hundred forty-three".