347682238661 has 2 divisors, whose sum is σ = 347682238662. Its totient is φ = 347682238660.

The previous prime is 347682238649. The next prime is 347682238711. The reversal of 347682238661 is 166832286743.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 344810886436 + 2871352225 = 587206^2 + 53585^2 .

It is a cyclic number.

It is not a de Polignac number, because 347682238661 - 2⁶ = 347682238597 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 347682238597 and 347682238606.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (347682238621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 173841119330 + 173841119331.

It is an arithmetic number, because the mean of its divisors is an integer number (173841119331).

Almost surely, 2^347682238661 is an apocalyptic number.

It is an amenable number.

347682238661 is a deficient number, since it is larger than the sum of its proper divisors (1).

347682238661 is an equidigital number, since it uses as much as digits as its factorization.

347682238661 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13934592, while the sum is 56.

The spelling of 347682238661 in words is "three hundred forty-seven billion, six hundred eighty-two million, two hundred thirty-eight thousand, six hundred sixty-one".