165215096 has 8 divisors (see below), whose sum is σ = 309778320. Its totient is φ = 82607544.

The previous prime is 165215087. The next prime is 165215119. The reversal of 165215096 is 690512561.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10325936 + ... + 10325951.

It is an arithmetic number, because the mean of its divisors is an integer number (38722290).

Almost surely, 2^165215096 is an apocalyptic number.

It is an amenable number.

165215096 is a deficient number, since it is larger than the sum of its proper divisors (144563224).

165215096 is a wasteful number, since it uses less digits than its factorization.

165215096 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20651893 (or 20651889 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 35.

The square root of 165215096 is about 12853.6024522310. The cubic root of 165215096 is about 548.7188870961.

The spelling of 165215096 in words is "one hundred sixty-five million, two hundred fifteen thousand, ninety-six".