442244053356433 has 2 divisors, whose sum is σ = 442244053356434. Its totient is φ = 442244053356432.

The previous prime is 442244053356419. The next prime is 442244053356439. The reversal of 442244053356433 is 334653350442244.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 288538906063489 + 153705147292944 = 16986433^2 + 12397788^2 .

It is a cyclic number.

It is not a de Polignac number, because 442244053356433 - 2⁵ = 442244053356401 is a prime.

It is not a weakly prime, because it can be changed into another prime (442244053356439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 221122026678216 + 221122026678217.

It is an arithmetic number, because the mean of its divisors is an integer number (221122026678217).

Almost surely, 2^{442244053356433} is an apocalyptic number.

It is an amenable number.

442244053356433 is a deficient number, since it is larger than the sum of its proper divisors (1).

442244053356433 is an equidigital number, since it uses as much as digits as its factorization.

442244053356433 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 49766400, while the sum is 52.

The spelling of 442244053356433 in words is "four hundred forty-two trillion, two hundred forty-four billion, fifty-three million, three hundred fifty-six thousand, four hundred thirty-three".