67382905381819 has 2 divisors, whose sum is σ = 67382905381820. Its totient is φ = 67382905381818.

The previous prime is 67382905381811. The next prime is 67382905381837. The reversal of 67382905381819 is 91818350928376.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 67382905381819 - 2³ = 67382905381811 is a prime.

It is a super-2 number, since 2×67382905381819² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (67382905381811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33691452690909 + 33691452690910.

It is an arithmetic number, because the mean of its divisors is an integer number (33691452690910).

Almost surely, 2^{67382905381819} is an apocalyptic number.

67382905381819 is a deficient number, since it is larger than the sum of its proper divisors (1).

67382905381819 is an equidigital number, since it uses as much as digits as its factorization.

67382905381819 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 156764160, while the sum is 70.

The spelling of 67382905381819 in words is "sixty-seven trillion, three hundred eighty-two billion, nine hundred five million, three hundred eighty-one thousand, eight hundred nineteen".