223313364164465 has 16 divisors (see below), whose sum is σ = 269941696878672. Its totient is φ = 177340344459264.

The previous prime is 223313364164447. The next prime is 223313364164521. The reversal of 223313364164465 is 564461463313322.

It can be written as a sum of positive squares in 8 ways, for example, as 97107642371041 + 126205721793424 = 9854321^2 + 11234132^2 .

It is a cyclic number.

It is not a de Polignac number, because 223313364164465 - 2³⁴ = 223296184295281 is a prime.

It is a super-2 number, since 2×223313364164465² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13445027 + ... + 25047863.

It is an arithmetic number, because the mean of its divisors is an integer number (16871356054917).

Almost surely, 2^{223313364164465} is an apocalyptic number.

It is an amenable number.

223313364164465 is a deficient number, since it is larger than the sum of its proper divisors (46628332714207).

223313364164465 is a wasteful number, since it uses less digits than its factorization.

223313364164465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11631076.

The product of its digits is 22394880, while the sum is 53.

The spelling of 223313364164465 in words is "two hundred twenty-three trillion, three hundred thirteen billion, three hundred sixty-four million, one hundred sixty-four thousand, four hundred sixty-five".