165796518 has 8 divisors (see below), whose sum is σ = 331593048. Its totient is φ = 55265504.

The previous prime is 165796517. The next prime is 165796523. The reversal of 165796518 is 815697561.

165796518 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

165796518 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165796511) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13816371 + ... + 13816382.

It is an arithmetic number, because the mean of its divisors is an integer number (41449131).

Almost surely, 2^165796518 is an apocalyptic number.

165796518 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

165796518 is a wasteful number, since it uses less digits than its factorization.

165796518 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27632758.

The product of its digits is 453600, while the sum is 48.

The square root of 165796518 is about 12876.1996722636. The cubic root of 165796518 is about 549.3618140449.

The spelling of 165796518 in words is "one hundred sixty-five million, seven hundred ninety-six thousand, five hundred eighteen".