673667340067 has 16 divisors (see below), whose sum is σ = 725191948800. Its totient is φ = 623786352480.

The previous prime is 673667340019. The next prime is 673667340077. The reversal of 673667340067 is 760043766376.

It is a cyclic number.

It is not a de Polignac number, because 673667340067 - 2¹⁹ = 673666815779 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (673667340007) 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 in 15 ways as a sum of consecutive naturals, for example, 149517 + ... + 1170337.

It is an arithmetic number, because the mean of its divisors is an integer number (45324496800).

Almost surely, 2^673667340067 is an apocalyptic number.

673667340067 is a deficient number, since it is larger than the sum of its proper divisors (51524608733).

673667340067 is a wasteful number, since it uses less digits than its factorization.

673667340067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1021626.

The product of its (nonzero) digits is 16003008, while the sum is 55.

The spelling of 673667340067 in words is "six hundred seventy-three billion, six hundred sixty-seven million, three hundred forty thousand, sixty-seven".