424144232269 has 2 divisors, whose sum is σ = 424144232270. Its totient is φ = 424144232268.

The previous prime is 424144232233. The next prime is 424144232311. The reversal of 424144232269 is 962232441424.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 405306669769 + 18837562500 = 636637^2 + 137250^2 .

It is a cyclic number.

It is not a de Polignac number, because 424144232269 - 2²¹ = 424142135117 is a prime.

It is a super-2 number, since 2×424144232269² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (424144232069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212072116134 + 212072116135.

It is an arithmetic number, because the mean of its divisors is an integer number (212072116135).

Almost surely, 2^424144232269 is an apocalyptic number.

It is an amenable number.

424144232269 is a deficient number, since it is larger than the sum of its proper divisors (1).

424144232269 is an equidigital number, since it uses as much as digits as its factorization.

424144232269 is an evil number, because the sum of its binary digits is even.

The product of its digits is 663552, while the sum is 43.

The spelling of 424144232269 in words is "four hundred twenty-four billion, one hundred forty-four million, two hundred thirty-two thousand, two hundred sixty-nine".