42112140232049 has 2 divisors, whose sum is σ = 42112140232050. Its totient is φ = 42112140232048.

The previous prime is 42112140232037. The next prime is 42112140232051. The reversal of 42112140232049 is 94023204121124.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 41986447293025 + 125692939024 = 6479695^2 + 354532^2 .

It is a cyclic number.

It is not a de Polignac number, because 42112140232049 - 2⁴⁰ = 41012628604273 is a prime.

Together with 42112140232051, 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 (42112140232849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21056070116024 + 21056070116025.

It is an arithmetic number, because the mean of its divisors is an integer number (21056070116025).

Almost surely, 2^{42112140232049} is an apocalyptic number.

It is an amenable number.

42112140232049 is a deficient number, since it is larger than the sum of its proper divisors (1).

42112140232049 is an equidigital number, since it uses as much as digits as its factorization.

42112140232049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27648, while the sum is 35.

The spelling of 42112140232049 in words is "forty-two trillion, one hundred twelve billion, one hundred forty million, two hundred thirty-two thousand, forty-nine".