35696069681 has 2 divisors, whose sum is σ = 35696069682. Its totient is φ = 35696069680.

The previous prime is 35696069599. The next prime is 35696069687. The reversal of 35696069681 is 18696069653.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 35566565281 + 129504400 = 188591^2 + 11380^2 .

It is a cyclic number.

It is not a de Polignac number, because 35696069681 - 2³⁴ = 18516200497 is a prime.

It is a super-2 number, since 2×35696069681² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 35696069681.

It is not a weakly prime, because it can be changed into another prime (35696069687) 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, 17848034840 + 17848034841.

It is an arithmetic number, because the mean of its divisors is an integer number (17848034841).

Almost surely, 2^35696069681 is an apocalyptic number.

It is an amenable number.

35696069681 is a deficient number, since it is larger than the sum of its proper divisors (1).

35696069681 is an equidigital number, since it uses as much as digits as its factorization.

35696069681 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12597120, while the sum is 59.

The spelling of 35696069681 in words is "thirty-five billion, six hundred ninety-six million, sixty-nine thousand, six hundred eighty-one".