165563130116155 has 8 divisors (see below), whose sum is σ = 198676262233584. Its totient is φ = 132450166696800.

The previous prime is 165563130116119. The next prime is 165563130116161. The reversal of 165563130116155 is 551611031365561.

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

It is not a de Polignac number, because 165563130116155 - 2²³ = 165563121727547 is a prime.

It is a super-2 number, since 2×165563130116155² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 165563130116099 and 165563130116108.

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, 40005256 + ... + 43949365.

It is an arithmetic number, because the mean of its divisors is an integer number (24834532779198).

Almost surely, 2^{165563130116155} is an apocalyptic number.

165563130116155 is a deficient number, since it is larger than the sum of its proper divisors (33113132117429).

165563130116155 is an equidigital number, since it uses as much as digits as its factorization.

165563130116155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84349037.

The product of its (nonzero) digits is 1215000, while the sum is 49.

The spelling of 165563130116155 in words is "one hundred sixty-five trillion, five hundred sixty-three billion, one hundred thirty million, one hundred sixteen thousand, one hundred fifty-five".