4557346430393 has 2 divisors, whose sum is σ = 4557346430394. Its totient is φ = 4557346430392.

The previous prime is 4557346430339. The next prime is 4557346430407. The reversal of 4557346430393 is 3930346437554.

Together with previous prime (4557346430339) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2733109916944 + 1824236513449 = 1653212^2 + 1350643^2 .

It is a cyclic number.

It is not a de Polignac number, because 4557346430393 - 2⁸ = 4557346430137 is a prime.

It is not a weakly prime, because it can be changed into another prime (4557346430323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2278673215196 + 2278673215197.

It is an arithmetic number, because the mean of its divisors is an integer number (2278673215197).

Almost surely, 2^{4557346430393} is an apocalyptic number.

It is an amenable number.

4557346430393 is a deficient number, since it is larger than the sum of its proper divisors (1).

4557346430393 is an equidigital number, since it uses as much as digits as its factorization.

4557346430393 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48988800, while the sum is 56.

The spelling of 4557346430393 in words is "four trillion, five hundred fifty-seven billion, three hundred forty-six million, four hundred thirty thousand, three hundred ninety-three".