165498368 has 80 divisors (see below), whose sum is σ = 384615264. Its totient is φ = 69672960.

The previous prime is 165498313. The next prime is 165498371. The reversal of 165498368 is 863894561.

165498368 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 218246 + ... + 219002.

Almost surely, 2^165498368 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 165498368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (192307632).

165498368 is an abundant number, since it is smaller than the sum of its proper divisors (219116896).

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

165498368 is an frugal number, since it uses more digits than its factorization.

165498368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 843 (or 827 counting only the distinct ones).

The product of its digits is 1244160, while the sum is 50.

The square root of 165498368 is about 12864.6169006310. The cubic root of 165498368 is about 549.0323127443.

The spelling of 165498368 in words is "one hundred sixty-five million, four hundred ninety-eight thousand, three hundred sixty-eight".