35242170809 has 2 divisors, whose sum is σ = 35242170810. Its totient is φ = 35242170808.

The previous prime is 35242170797. The next prime is 35242170829. The reversal of 35242170809 is 90807124253.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 26429655184 + 8812515625 = 162572^2 + 93875^2 .

It is a cyclic number.

It is not a de Polignac number, because 35242170809 - 2⁴ = 35242170793 is a prime.

It is not a weakly prime, because it can be changed into another prime (35242170829) 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, 17621085404 + 17621085405.

It is an arithmetic number, because the mean of its divisors is an integer number (17621085405).

Almost surely, 2^35242170809 is an apocalyptic number.

It is an amenable number.

35242170809 is a deficient number, since it is larger than the sum of its proper divisors (1).

35242170809 is an equidigital number, since it uses as much as digits as its factorization.

35242170809 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 120960, while the sum is 41.

The spelling of 35242170809 in words is "thirty-five billion, two hundred forty-two million, one hundred seventy thousand, eight hundred nine".