42124344224029 has 2 divisors, whose sum is σ = 42124344224030. Its totient is φ = 42124344224028.

The previous prime is 42124344224023. The next prime is 42124344224047. The reversal of 42124344224029 is 92042244342124.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 41571893931129 + 552450292900 = 6447627^2 + 743270^2 .

It is a cyclic number.

It is not a de Polignac number, because 42124344224029 - 2⁹ = 42124344223517 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42124344224023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21062172112014 + 21062172112015.

It is an arithmetic number, because the mean of its divisors is an integer number (21062172112015).

Almost surely, 2^{42124344224029} is an apocalyptic number.

It is an amenable number.

42124344224029 is a deficient number, since it is larger than the sum of its proper divisors (1).

42124344224029 is an equidigital number, since it uses as much as digits as its factorization.

42124344224029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 884736, while the sum is 43.

The spelling of 42124344224029 in words is "forty-two trillion, one hundred twenty-four billion, three hundred forty-four million, two hundred twenty-four thousand, twenty-nine".