706712432369 has 2 divisors, whose sum is σ = 706712432370. Its totient is φ = 706712432368.

The previous prime is 706712432359. The next prime is 706712432399. The reversal of 706712432369 is 963234217607.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 568611007969 + 138101424400 = 754063^2 + 371620^2 .

It is an emirp because it is prime and its reverse (963234217607) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-706712432369 is a prime.

It is a super-2 number, since 2×706712432369² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (706712432359) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 353356216184 + 353356216185.

It is an arithmetic number, because the mean of its divisors is an integer number (353356216185).

Almost surely, 2^706712432369 is an apocalyptic number.

It is an amenable number.

706712432369 is a deficient number, since it is larger than the sum of its proper divisors (1).

706712432369 is an equidigital number, since it uses as much as digits as its factorization.

706712432369 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2286144, while the sum is 50.

The spelling of 706712432369 in words is "seven hundred six billion, seven hundred twelve million, four hundred thirty-two thousand, three hundred sixty-nine".