162716361161 has 4 divisors (see below), whose sum is σ = 162732582852. Its totient is φ = 162700139472.

The previous prime is 162716361109. The next prime is 162716361263. The reversal of 162716361161 is 161163617261.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 90962560000 + 71753801161 = 301600^2 + 267869^2 .

It is a cyclic number.

It is not a de Polignac number, because 162716361161 - 2³⁰ = 161642619337 is a prime.

It is a super-2 number, since 2×162716361161² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (162716361461) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8095790 + ... + 8115863.

It is an arithmetic number, because the mean of its divisors is an integer number (40683145713).

Almost surely, 2^162716361161 is an apocalyptic number.

It is an amenable number.

162716361161 is a deficient number, since it is larger than the sum of its proper divisors (16221691).

162716361161 is a wasteful number, since it uses less digits than its factorization.

162716361161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16221690.

The product of its digits is 54432, while the sum is 41.

The spelling of 162716361161 in words is "one hundred sixty-two billion, seven hundred sixteen million, three hundred sixty-one thousand, one hundred sixty-one".