67342770073 has 2 divisors, whose sum is σ = 67342770074. Its totient is φ = 67342770072.

The previous prime is 67342770071. The next prime is 67342770151. The reversal of 67342770073 is 37007724376.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 35114262544 + 32228507529 = 187388^2 + 179523^2 .

It is a cyclic number.

It is not a de Polignac number, because 67342770073 - 2¹ = 67342770071 is a prime.

It is a super-2 number, since 2×67342770073² (a number of 22 digits) contains 22 as substring.

Together with 67342770071, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (67342770071) 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, 33671385036 + 33671385037.

It is an arithmetic number, because the mean of its divisors is an integer number (33671385037).

Almost surely, 2^67342770073 is an apocalyptic number.

It is an amenable number.

67342770073 is a deficient number, since it is larger than the sum of its proper divisors (1).

67342770073 is an equidigital number, since it uses as much as digits as its factorization.

67342770073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1037232, while the sum is 46.

The spelling of 67342770073 in words is "sixty-seven billion, three hundred forty-two million, seven hundred seventy thousand, seventy-three".