235352320165 has 4 divisors (see below), whose sum is σ = 282422784204. Its totient is φ = 188281856128.

The previous prime is 235352320141. The next prime is 235352320183. The reversal of 235352320165 is 561023253532.

235352320165 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 68928301764 + 166424018401 = 262542^2 + 407951^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-235352320165 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23535232012 + ... + 23535232021.

It is an arithmetic number, because the mean of its divisors is an integer number (70605696051).

Almost surely, 2^235352320165 is an apocalyptic number.

It is an amenable number.

235352320165 is a deficient number, since it is larger than the sum of its proper divisors (47070464039).

235352320165 is an equidigital number, since it uses as much as digits as its factorization.

235352320165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47070464038.

The product of its (nonzero) digits is 162000, while the sum is 37.

Adding to 235352320165 its reverse (561023253532), we get a palindrome (796375573697).

The spelling of 235352320165 in words is "two hundred thirty-five billion, three hundred fifty-two million, three hundred twenty thousand, one hundred sixty-five".