673143070343353 has 2 divisors, whose sum is σ = 673143070343354. Its totient is φ = 673143070343352.

The previous prime is 673143070343333. The next prime is 673143070343461. The reversal of 673143070343353 is 353343070341376.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 555031993819689 + 118111076523664 = 23559117^2 + 10867892^2 .

It is a cyclic number.

It is not a de Polignac number, because 673143070343353 - 2²⁹ = 673142533472441 is a prime.

It is a super-2 number, since 2×673143070343353² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 673143070343353.

It is not a weakly prime, because it can be changed into another prime (673143070343333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 336571535171676 + 336571535171677.

It is an arithmetic number, because the mean of its divisors is an integer number (336571535171677).

Almost surely, 2^{673143070343353} is an apocalyptic number.

It is an amenable number.

673143070343353 is a deficient number, since it is larger than the sum of its proper divisors (1).

673143070343353 is an equidigital number, since it uses as much as digits as its factorization.

673143070343353 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17146080, while the sum is 52.

The spelling of 673143070343353 in words is "six hundred seventy-three trillion, one hundred forty-three billion, seventy million, three hundred forty-three thousand, three hundred fifty-three".