673754657923 has 2 divisors, whose sum is σ = 673754657924. Its totient is φ = 673754657922.

The previous prime is 673754657899. The next prime is 673754657941. The reversal of 673754657923 is 329756457376.

673754657923 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 673754657923 - 2¹³ = 673754649731 is a prime.

It is not a weakly prime, because it can be changed into another prime (673754651923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 336877328961 + 336877328962.

It is an arithmetic number, because the mean of its divisors is an integer number (336877328962).

Almost surely, 2^673754657923 is an apocalyptic number.

673754657923 is a deficient number, since it is larger than the sum of its proper divisors (1).

673754657923 is an equidigital number, since it uses as much as digits as its factorization.

673754657923 is an evil number, because the sum of its binary digits is even.

The product of its digits is 200037600, while the sum is 64.

The spelling of 673754657923 in words is "six hundred seventy-three billion, seven hundred fifty-four million, six hundred fifty-seven thousand, nine hundred twenty-three".