42024240224509 has 2 divisors, whose sum is σ = 42024240224510. Its totient is φ = 42024240224508.

The previous prime is 42024240224413. The next prime is 42024240224563. The reversal of 42024240224509 is 90542204242024.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 38947647048025 + 3076593176484 = 6240805^2 + 1754022^2 .

It is a cyclic number.

It is not a de Polignac number, because 42024240224509 - 2³³ = 42015650289917 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42024240224579) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21012120112254 + 21012120112255.

It is an arithmetic number, because the mean of its divisors is an integer number (21012120112255).

Almost surely, 2^{42024240224509} is an apocalyptic number.

It is an amenable number.

42024240224509 is a deficient number, since it is larger than the sum of its proper divisors (1).

42024240224509 is an equidigital number, since it uses as much as digits as its factorization.

42024240224509 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 368640, while the sum is 40.

The spelling of 42024240224509 in words is "forty-two trillion, twenty-four billion, two hundred forty million, two hundred twenty-four thousand, five hundred nine".