40444022442323 has 2 divisors, whose sum is σ = 40444022442324. Its totient is φ = 40444022442322.

The previous prime is 40444022442191. The next prime is 40444022442353. The reversal of 40444022442323 is 32324422044404.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40444022442323 - 2¹² = 40444022438227 is a prime.

It is not a weakly prime, because it can be changed into another prime (40444022442353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20222011221161 + 20222011221162.

It is an arithmetic number, because the mean of its divisors is an integer number (20222011221162).

Almost surely, 2^{40444022442323} is an apocalyptic number.

40444022442323 is a deficient number, since it is larger than the sum of its proper divisors (1).

40444022442323 is an equidigital number, since it uses as much as digits as its factorization.

40444022442323 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 589824, while the sum is 38.

Adding to 40444022442323 its reverse (32324422044404), we get a palindrome (72768444486727).

The spelling of 40444022442323 in words is "forty trillion, four hundred forty-four billion, twenty-two million, four hundred forty-two thousand, three hundred twenty-three".