165120132603163 has 8 divisors (see below), whose sum is σ = 165542771894400. Its totient is φ = 164697527079360.

The previous prime is 165120132603149. The next prime is 165120132603199. The reversal of 165120132603163 is 361306231021561.

165120132603163 is digitally balanced in base 2, 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.

It is a cyclic number.

It is not a de Polignac number, because 165120132603163 - 2⁵ = 165120132603131 is a prime.

It is a super-2 number, since 2×165120132603163² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (165120132603263) 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, 1365063 + ... + 18223711.

It is an arithmetic number, because the mean of its divisors is an integer number (20692846486800).

Almost surely, 2^{165120132603163} is an apocalyptic number.

165120132603163 is a deficient number, since it is larger than the sum of its proper divisors (422639291237).

165120132603163 is a wasteful number, since it uses less digits than its factorization.

165120132603163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16883717.

The product of its (nonzero) digits is 116640, while the sum is 40.

The spelling of 165120132603163 in words is "one hundred sixty-five trillion, one hundred twenty billion, one hundred thirty-two million, six hundred three thousand, one hundred sixty-three".