67923254593 has 2 divisors, whose sum is σ = 67923254594. Its totient is φ = 67923254592.

The previous prime is 67923254587. The next prime is 67923254653. The reversal of 67923254593 is 39545232976.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 67564644624 + 358609969 = 259932^2 + 18937^2 .

It is a cyclic number.

It is not a de Polignac number, because 67923254593 - 2⁵ = 67923254561 is a prime.

It is a super-2 number, since 2×67923254593² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (67923254293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33961627296 + 33961627297.

It is an arithmetic number, because the mean of its divisors is an integer number (33961627297).

Almost surely, 2^67923254593 is an apocalyptic number.

It is an amenable number.

67923254593 is a deficient number, since it is larger than the sum of its proper divisors (1).

67923254593 is an equidigital number, since it uses as much as digits as its factorization.

67923254593 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12247200, while the sum is 55.

The spelling of 67923254593 in words is "sixty-seven billion, nine hundred twenty-three million, two hundred fifty-four thousand, five hundred ninety-three".