67223390372069 has 2 divisors, whose sum is σ = 67223390372070. Its totient is φ = 67223390372068.

The previous prime is 67223390372041. The next prime is 67223390372077. The reversal of 67223390372069 is 96027309332276.

67223390372069 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 58475767833025 + 8747622539044 = 7646945^2 + 2957638^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-67223390372069 is a prime.

It is a super-2 number, since 2×67223390372069² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 67223390371999 and 67223390372017.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (67223390312069) 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, 33611695186034 + 33611695186035.

It is an arithmetic number, because the mean of its divisors is an integer number (33611695186035).

Almost surely, 2^{67223390372069} is an apocalyptic number.

It is an amenable number.

67223390372069 is a deficient number, since it is larger than the sum of its proper divisors (1).

67223390372069 is an equidigital number, since it uses as much as digits as its factorization.

67223390372069 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30862944, while the sum is 59.

The spelling of 67223390372069 in words is "sixty-seven trillion, two hundred twenty-three billion, three hundred ninety million, three hundred seventy-two thousand, sixty-nine".