42268255571 has 2 divisors, whose sum is σ = 42268255572. Its totient is φ = 42268255570.

The previous prime is 42268255531. The next prime is 42268255607. The reversal of 42268255571 is 17555286224.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42268255571 - 2³⁴ = 25088386387 is a prime.

It is not a weakly prime, because it can be changed into another prime (42268255531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21134127785 + 21134127786.

It is an arithmetic number, because the mean of its divisors is an integer number (21134127786).

Almost surely, 2^42268255571 is an apocalyptic number.

42268255571 is a deficient number, since it is larger than the sum of its proper divisors (1).

42268255571 is an equidigital number, since it uses as much as digits as its factorization.

42268255571 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1344000, while the sum is 47.

The spelling of 42268255571 in words is "forty-two billion, two hundred sixty-eight million, two hundred fifty-five thousand, five hundred seventy-one".