224457305072669 has 2 divisors, whose sum is σ = 224457305072670. Its totient is φ = 224457305072668.

The previous prime is 224457305072639. The next prime is 224457305072729. The reversal of 224457305072669 is 966270503754422.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 114980048265625 + 109477256807044 = 10722875^2 + 10463138^2 .

It is a cyclic number.

It is not a de Polignac number, because 224457305072669 - 2⁴⁰ = 223357793444893 is a prime.

It is a super-2 number, since 2×224457305072669² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (224457305072629) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112228652536334 + 112228652536335.

It is an arithmetic number, because the mean of its divisors is an integer number (112228652536335).

Almost surely, 2^{224457305072669} is an apocalyptic number.

It is an amenable number.

224457305072669 is a deficient number, since it is larger than the sum of its proper divisors (1).

224457305072669 is an equidigital number, since it uses as much as digits as its factorization.

224457305072669 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 152409600, while the sum is 62.

The spelling of 224457305072669 in words is "two hundred twenty-four trillion, four hundred fifty-seven billion, three hundred five million, seventy-two thousand, six hundred sixty-nine".