223349134365569 has 2 divisors, whose sum is σ = 223349134365570. Its totient is φ = 223349134365568.

The previous prime is 223349134365523. The next prime is 223349134365593. The reversal of 223349134365569 is 965563431943322.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 140140895724544 + 83208238641025 = 11838112^2 + 9121855^2 .

It is a cyclic number.

It is not a de Polignac number, because 223349134365569 - 2¹² = 223349134361473 is a prime.

It is a super-2 number, since 2×223349134365569² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (223349134362569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111674567182784 + 111674567182785.

It is an arithmetic number, because the mean of its divisors is an integer number (111674567182785).

Almost surely, 2^{223349134365569} is an apocalyptic number.

It is an amenable number.

223349134365569 is a deficient number, since it is larger than the sum of its proper divisors (1).

223349134365569 is an equidigital number, since it uses as much as digits as its factorization.

223349134365569 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 377913600, while the sum is 65.

The spelling of 223349134365569 in words is "two hundred twenty-three trillion, three hundred forty-nine billion, one hundred thirty-four million, three hundred sixty-five thousand, five hundred sixty-nine".