673031757773 has 2 divisors, whose sum is σ = 673031757774. Its totient is φ = 673031757772.

The previous prime is 673031757733. The next prime is 673031757799. The reversal of 673031757773 is 377757130376.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 614590145764 + 58441612009 = 783958^2 + 241747^2 .

It is a cyclic number.

It is not a de Polignac number, because 673031757773 - 2¹⁶ = 673031692237 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (673031757733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 336515878886 + 336515878887.

It is an arithmetic number, because the mean of its divisors is an integer number (336515878887).

Almost surely, 2^673031757773 is an apocalyptic number.

It is an amenable number.

673031757773 is a deficient number, since it is larger than the sum of its proper divisors (1).

673031757773 is an equidigital number, since it uses as much as digits as its factorization.

673031757773 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13613670, while the sum is 56.

The spelling of 673031757773 in words is "six hundred seventy-three billion, thirty-one million, seven hundred fifty-seven thousand, seven hundred seventy-three".