165660000116203 has 32 divisors (see below), whose sum is σ = 180589641523200. Its totient is φ = 151449000393600.

The previous prime is 165660000116183. The next prime is 165660000116249. The reversal of 165660000116203 is 302611000066561.

It is a cyclic number.

It is not a de Polignac number, because 165660000116203 - 2⁹ = 165660000115691 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (165660000116293) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1896269238 + ... + 1896356596.

It is an arithmetic number, because the mean of its divisors is an integer number (5643426297600).

Almost surely, 2^{165660000116203} is an apocalyptic number.

165660000116203 is a deficient number, since it is larger than the sum of its proper divisors (14929641406997).

165660000116203 is a wasteful number, since it uses less digits than its factorization.

165660000116203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118363.

The product of its (nonzero) digits is 38880, while the sum is 37.

The spelling of 165660000116203 in words is "one hundred sixty-five trillion, six hundred sixty billion, one hundred sixteen thousand, two hundred three".