165830116573 has 8 divisors (see below), whose sum is σ = 180908548416. Its totient is φ = 150752179200.

The previous prime is 165830116567. The next prime is 165830116583. The reversal of 165830116573 is 375611038561.

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 165830116573 - 2²¹ = 165828019421 is a prime.

It is a super-3 number, since 3×165830116573³ (a number of 35 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165830116583) 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, 1133488 + ... + 1271398.

It is an arithmetic number, because the mean of its divisors is an integer number (22613568552).

Almost surely, 2^165830116573 is an apocalyptic number.

It is an amenable number.

165830116573 is a deficient number, since it is larger than the sum of its proper divisors (15078431843).

165830116573 is a wasteful number, since it uses less digits than its factorization.

165830116573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247235.

The product of its (nonzero) digits is 453600, while the sum is 46.

The spelling of 165830116573 in words is "one hundred sixty-five billion, eight hundred thirty million, one hundred sixteen thousand, five hundred seventy-three".