343544755643 has 2 divisors, whose sum is σ = 343544755644. Its totient is φ = 343544755642.

The previous prime is 343544755591. The next prime is 343544755679. The reversal of 343544755643 is 346557445343.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 343544755643 - 2⁸ = 343544755387 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (343544355643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171772377821 + 171772377822.

It is an arithmetic number, because the mean of its divisors is an integer number (171772377822).

Almost surely, 2^343544755643 is an apocalyptic number.

343544755643 is a deficient number, since it is larger than the sum of its proper divisors (1).

343544755643 is an equidigital number, since it uses as much as digits as its factorization.

343544755643 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36288000, while the sum is 53.

The spelling of 343544755643 in words is "three hundred forty-three billion, five hundred forty-four million, seven hundred fifty-five thousand, six hundred forty-three".