42527142205069 has 2 divisors, whose sum is σ = 42527142205070. Its totient is φ = 42527142205068.

The previous prime is 42527142204997. The next prime is 42527142205271. The reversal of 42527142205069 is 96050224172524.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 42353894792169 + 173247412900 = 6507987^2 + 416230^2 .

It is a cyclic number.

It is not a de Polignac number, because 42527142205069 - 2¹⁹ = 42527141680781 is a prime.

It is a super-2 number, since 2×42527142205069² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42527142205469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21263571102534 + 21263571102535.

It is an arithmetic number, because the mean of its divisors is an integer number (21263571102535).

Almost surely, 2^{42527142205069} is an apocalyptic number.

It is an amenable number.

42527142205069 is a deficient number, since it is larger than the sum of its proper divisors (1).

42527142205069 is an equidigital number, since it uses as much as digits as its factorization.

42527142205069 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2419200, while the sum is 49.

The spelling of 42527142205069 in words is "forty-two trillion, five hundred twenty-seven billion, one hundred forty-two million, two hundred five thousand, sixty-nine".