165595228097 has 8 divisors (see below), whose sum is σ = 178339814016. Its totient is φ = 152851569552.

The previous prime is 165595228067. The next prime is 165595228153. The reversal of 165595228097 is 790822595561.

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 165595228097 - 2³⁰ = 164521486273 is a prime.

It is not an unprimeable number, because it can be changed into a prime (165595228027) 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, 164078 + ... + 598424.

It is an arithmetic number, because the mean of its divisors is an integer number (22292476752).

Almost surely, 2^165595228097 is an apocalyptic number.

It is an amenable number.

165595228097 is a deficient number, since it is larger than the sum of its proper divisors (12744585919).

165595228097 is a wasteful number, since it uses less digits than its factorization.

165595228097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 463687.

The product of its (nonzero) digits is 13608000, while the sum is 59.

The spelling of 165595228097 in words is "one hundred sixty-five billion, five hundred ninety-five million, two hundred twenty-eight thousand, ninety-seven".