35668684769 has 2 divisors, whose sum is σ = 35668684770. Its totient is φ = 35668684768.

The previous prime is 35668684739. The next prime is 35668684811. The reversal of 35668684769 is 96748686653.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22348755025 + 13319929744 = 149495^2 + 115412^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-35668684769 is a prime.

It is a super-2 number, since 2×35668684769² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 35668684699 and 35668684708.

It is not a weakly prime, because it can be changed into another prime (35668684739) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17834342384 + 17834342385.

It is an arithmetic number, because the mean of its divisors is an integer number (17834342385).

Almost surely, 2^35668684769 is an apocalyptic number.

It is an amenable number.

35668684769 is a deficient number, since it is larger than the sum of its proper divisors (1).

35668684769 is an equidigital number, since it uses as much as digits as its factorization.

35668684769 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 313528320, while the sum is 68.

The spelling of 35668684769 in words is "thirty-five billion, six hundred sixty-eight million, six hundred eighty-four thousand, seven hundred sixty-nine".