345587222785543 has 2 divisors, whose sum is σ = 345587222785544. Its totient is φ = 345587222785542.

The previous prime is 345587222785439. The next prime is 345587222785547.

345587222785543 is nontrivially palindromic in base 10.

It is a strong prime.

It is a palprime.

It is a cyclic number.

It is not a de Polignac number, because 345587222785543 - 2³³ = 345578632850951 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (345587222785547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172793611392771 + 172793611392772.

It is an arithmetic number, because the mean of its divisors is an integer number (172793611392772).

Almost surely, 2^{345587222785543} is an apocalyptic number.

345587222785543 is a deficient number, since it is larger than the sum of its proper divisors (1).

345587222785543 is an equidigital number, since it uses as much as digits as its factorization.

345587222785543 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2257920000, while the sum is 70.

The spelling of 345587222785543 in words is "three hundred forty-five trillion, five hundred eighty-seven billion, two hundred twenty-two million, seven hundred eighty-five thousand, five hundred forty-three".