424252125044569 has 2 divisors, whose sum is σ = 424252125044570. Its totient is φ = 424252125044568.

The previous prime is 424252125044437. The next prime is 424252125044597. The reversal of 424252125044569 is 965440521252424.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 298964398804569 + 125287726240000 = 17290587^2 + 11193200^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-424252125044569 is a prime.

It is a super-2 number, since 2×424252125044569² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (424252125044669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212126062522284 + 212126062522285.

It is an arithmetic number, because the mean of its divisors is an integer number (212126062522285).

Almost surely, 2^{424252125044569} is an apocalyptic number.

It is an amenable number.

424252125044569 is a deficient number, since it is larger than the sum of its proper divisors (1).

424252125044569 is an equidigital number, since it uses as much as digits as its factorization.

424252125044569 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27648000, while the sum is 55.

The spelling of 424252125044569 in words is "four hundred twenty-four trillion, two hundred fifty-two billion, one hundred twenty-five million, forty-four thousand, five hundred sixty-nine".