42344001220369 has 2 divisors, whose sum is σ = 42344001220370. Its totient is φ = 42344001220368.

The previous prime is 42344001220267. The next prime is 42344001220387. The reversal of 42344001220369 is 96302210044324.

42344001220369 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 36000756003969 + 6343245216400 = 6000063^2 + 2518580^2 .

It is a cyclic number.

It is not a de Polignac number, because 42344001220369 - 2⁹ = 42344001219857 is a prime.

It is a super-3 number, since 3×42344001220369³ (a number of 42 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (42344001220669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21172000610184 + 21172000610185.

It is an arithmetic number, because the mean of its divisors is an integer number (21172000610185).

Almost surely, 2^{42344001220369} is an apocalyptic number.

It is an amenable number.

42344001220369 is a deficient number, since it is larger than the sum of its proper divisors (1).

42344001220369 is an equidigital number, since it uses as much as digits as its factorization.

42344001220369 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 248832, while the sum is 40.

The spelling of 42344001220369 in words is "forty-two trillion, three hundred forty-four billion, one million, two hundred twenty thousand, three hundred sixty-nine".