165034320001 has 8 divisors (see below), whose sum is σ = 166901291424. Its totient is φ = 163176948000.

The previous prime is 165034319981. The next prime is 165034320007. The reversal of 165034320001 is 100023430561.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 165034320001 - 2²⁵ = 165000765569 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (165034320007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2365275 + ... + 2434048.

It is an arithmetic number, because the mean of its divisors is an integer number (20862661428).

Almost surely, 2^165034320001 is an apocalyptic number.

It is an amenable number.

165034320001 is a deficient number, since it is larger than the sum of its proper divisors (1866971423).

165034320001 is a wasteful number, since it uses less digits than its factorization.

165034320001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4799711.

The product of its (nonzero) digits is 2160, while the sum is 25.

Adding to 165034320001 its reverse (100023430561), we get a palindrome (265057750562).

The spelling of 165034320001 in words is "one hundred sixty-five billion, thirty-four million, three hundred twenty thousand, one".