706081661543 has 2 divisors, whose sum is σ = 706081661544. Its totient is φ = 706081661542.

The previous prime is 706081661507. The next prime is 706081661569. The reversal of 706081661543 is 345166180607.

It is a strong prime.

It is an emirp because it is prime and its reverse (345166180607) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 706081661543 - 2⁸ = 706081661287 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (706081661503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 353040830771 + 353040830772.

It is an arithmetic number, because the mean of its divisors is an integer number (353040830772).

Almost surely, 2^706081661543 is an apocalyptic number.

706081661543 is a deficient number, since it is larger than the sum of its proper divisors (1).

706081661543 is an equidigital number, since it uses as much as digits as its factorization.

706081661543 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 725760, while the sum is 47.

The spelling of 706081661543 in words is "seven hundred six billion, eighty-one million, six hundred sixty-one thousand, five hundred forty-three".