673403404067 has 2 divisors, whose sum is σ = 673403404068. Its totient is φ = 673403404066.

The previous prime is 673403404061. The next prime is 673403404097. The reversal of 673403404067 is 760404304376.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 673403404067 - 2¹⁸ = 673403141923 is a prime.

It is not a weakly prime, because it can be changed into another prime (673403404061) 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, 336701702033 + 336701702034.

It is an arithmetic number, because the mean of its divisors is an integer number (336701702034).

Almost surely, 2^673403404067 is an apocalyptic number.

673403404067 is a deficient number, since it is larger than the sum of its proper divisors (1).

673403404067 is an equidigital number, since it uses as much as digits as its factorization.

673403404067 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1016064, while the sum is 44.

The spelling of 673403404067 in words is "six hundred seventy-three billion, four hundred three million, four hundred four thousand, sixty-seven".