35023688681 has 2 divisors, whose sum is σ = 35023688682. Its totient is φ = 35023688680.

The previous prime is 35023688671. The next prime is 35023688701. The reversal of 35023688681 is 18688632053.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 27194978281 + 7828710400 = 164909^2 + 88480^2 .

It is a cyclic number.

It is not a de Polignac number, because 35023688681 - 2¹⁴ = 35023672297 is a prime.

It is a super-2 number, since 2×35023688681² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (35023688671) 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, 17511844340 + 17511844341.

It is an arithmetic number, because the mean of its divisors is an integer number (17511844341).

Almost surely, 2^35023688681 is an apocalyptic number.

It is an amenable number.

35023688681 is a deficient number, since it is larger than the sum of its proper divisors (1).

35023688681 is an equidigital number, since it uses as much as digits as its factorization.

35023688681 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1658880, while the sum is 50.

The spelling of 35023688681 in words is "thirty-five billion, twenty-three million, six hundred eighty-eight thousand, six hundred eighty-one".