706726561757 has 2 divisors, whose sum is σ = 706726561758. Its totient is φ = 706726561756.

The previous prime is 706726561727. The next prime is 706726561811. The reversal of 706726561757 is 757165627607.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 682583306596 + 24143255161 = 826186^2 + 155381^2 .

It is a cyclic number.

It is not a de Polignac number, because 706726561757 - 2⁸ = 706726561501 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 706726561696 and 706726561705.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (706726561727) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 353363280878 + 353363280879.

It is an arithmetic number, because the mean of its divisors is an integer number (353363280879).

Almost surely, 2^706726561757 is an apocalyptic number.

It is an amenable number.

706726561757 is a deficient number, since it is larger than the sum of its proper divisors (1).

706726561757 is an equidigital number, since it uses as much as digits as its factorization.

706726561757 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25930800, while the sum is 59.

The spelling of 706726561757 in words is "seven hundred six billion, seven hundred twenty-six million, five hundred sixty-one thousand, seven hundred fifty-seven".