673933155683 has 2 divisors, whose sum is σ = 673933155684. Its totient is φ = 673933155682.

The previous prime is 673933155661. The next prime is 673933155733. The reversal of 673933155683 is 386551339376.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 673933155683 - 2¹⁸ = 673932893539 is a prime.

It is not a weakly prime, because it can be changed into another prime (673933125683) 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, 336966577841 + 336966577842.

It is an arithmetic number, because the mean of its divisors is an integer number (336966577842).

Almost surely, 2^673933155683 is an apocalyptic number.

673933155683 is a deficient number, since it is larger than the sum of its proper divisors (1).

673933155683 is an equidigital number, since it uses as much as digits as its factorization.

673933155683 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 36741600, while the sum is 59.

The spelling of 673933155683 in words is "six hundred seventy-three billion, nine hundred thirty-three million, one hundred fifty-five thousand, six hundred eighty-three".