223533385693 has 2 divisors, whose sum is σ = 223533385694. Its totient is φ = 223533385692.

The previous prime is 223533385681. The next prime is 223533385721. The reversal of 223533385693 is 396583335322.

223533385693 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 117870682329 + 105662703364 = 343323^2 + 325058^2 .

It is a cyclic number.

It is not a de Polignac number, because 223533385693 - 2²⁹ = 222996514781 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 223533385693.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (223533385613) 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, 111766692846 + 111766692847.

It is an arithmetic number, because the mean of its divisors is an integer number (111766692847).

Almost surely, 2^223533385693 is an apocalyptic number.

It is an amenable number.

223533385693 is a deficient number, since it is larger than the sum of its proper divisors (1).

223533385693 is an equidigital number, since it uses as much as digits as its factorization.

223533385693 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10497600, while the sum is 52.

The spelling of 223533385693 in words is "two hundred twenty-three billion, five hundred thirty-three million, three hundred eighty-five thousand, six hundred ninety-three".