42040042424267 has 2 divisors, whose sum is σ = 42040042424268. Its totient is φ = 42040042424266.

The previous prime is 42040042424189. The next prime is 42040042424269. The reversal of 42040042424267 is 76242424004024.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42040042424267 - 2⁸ = 42040042424011 is a prime.

Together with 42040042424269, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (42040042424269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21020021212133 + 21020021212134.

It is an arithmetic number, because the mean of its divisors is an integer number (21020021212134).

Almost surely, 2^{42040042424267} is an apocalyptic number.

42040042424267 is a deficient number, since it is larger than the sum of its proper divisors (1).

42040042424267 is an equidigital number, since it uses as much as digits as its factorization.

42040042424267 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 688128, while the sum is 41.

The spelling of 42040042424267 in words is "forty-two trillion, forty billion, forty-two million, four hundred twenty-four thousand, two hundred sixty-seven".