42001252050041 has 2 divisors, whose sum is σ = 42001252050042. Its totient is φ = 42001252050040.

The previous prime is 42001252049957. The next prime is 42001252050073. The reversal of 42001252050041 is 14005025210024.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 30962936869225 + 11038315180816 = 5564435^2 + 3322396^2 .

It is a cyclic number.

It is not a de Polignac number, because 42001252050041 - 2³⁴ = 41984072180857 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (42001252055041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21000626025020 + 21000626025021.

It is an arithmetic number, because the mean of its divisors is an integer number (21000626025021).

Almost surely, 2^{42001252050041} is an apocalyptic number.

It is an amenable number.

42001252050041 is a deficient number, since it is larger than the sum of its proper divisors (1).

42001252050041 is an equidigital number, since it uses as much as digits as its factorization.

42001252050041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3200, while the sum is 26.

Adding to 42001252050041 its reverse (14005025210024), we get a palindrome (56006277260065).

The spelling of 42001252050041 in words is "forty-two trillion, one billion, two hundred fifty-two million, fifty thousand, forty-one".