67387222241 has 2 divisors, whose sum is σ = 67387222242. Its totient is φ = 67387222240.

The previous prime is 67387222213. The next prime is 67387222277. The reversal of 67387222241 is 14222278376.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 62602041616 + 4785180625 = 250204^2 + 69175^2 .

It is a cyclic number.

It is not a de Polignac number, because 67387222241 - 2¹⁸ = 67386960097 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 67387222192 and 67387222201.

It is not a weakly prime, because it can be changed into another prime (67387122241) 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, 33693611120 + 33693611121.

It is an arithmetic number, because the mean of its divisors is an integer number (33693611121).

Almost surely, 2^67387222241 is an apocalyptic number.

It is an amenable number.

67387222241 is a deficient number, since it is larger than the sum of its proper divisors (1).

67387222241 is an equidigital number, since it uses as much as digits as its factorization.

67387222241 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 451584, while the sum is 44.

The spelling of 67387222241 in words is "sixty-seven billion, three hundred eighty-seven million, two hundred twenty-two thousand, two hundred forty-one".