165033610313 has 16 divisors (see below), whose sum is σ = 193902567936. Its totient is φ = 138477651840.

The previous prime is 165033610309. The next prime is 165033610351. The reversal of 165033610313 is 313016330561.

It is not a de Polignac number, because 165033610313 - 2² = 165033610309 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 165033610313.

It is not an unprimeable number, because it can be changed into a prime (165033610363) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1840520 + ... + 1928102.

It is an arithmetic number, because the mean of its divisors is an integer number (12118910496).

Almost surely, 2^165033610313 is an apocalyptic number.

165033610313 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

165033610313 is a deficient number, since it is larger than the sum of its proper divisors (28868957623).

165033610313 is a wasteful number, since it uses less digits than its factorization.

165033610313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100784.

The product of its (nonzero) digits is 14580, while the sum is 32.

Adding to 165033610313 its reverse (313016330561), we get a palindrome (478049940874).

The spelling of 165033610313 in words is "one hundred sixty-five billion, thirty-three million, six hundred ten thousand, three hundred thirteen".