123462622132161 has 16 divisors (see below), whose sum is σ = 177280146945216. Its totient is φ = 75976790636736.

The previous prime is 123462622132049. The next prime is 123462622132279. The reversal of 123462622132161 is 161231226264321.

It is not a de Polignac number, because 123462622132161 - 2¹⁰ = 123462622131137 is a prime.

It is not an unprimeable number, because it can be changed into a prime (123462622134161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10800886 + ... + 19067888.

It is an arithmetic number, because the mean of its divisors is an integer number (11080009184076).

Almost surely, 2^{123462622132161} is an apocalyptic number.

It is an amenable number.

123462622132161 is a deficient number, since it is larger than the sum of its proper divisors (53817524813055).

123462622132161 is a wasteful number, since it uses less digits than its factorization.

123462622132161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8649952.

The product of its digits is 248832, while the sum is 42.

Adding to 123462622132161 its reverse (161231226264321), we get a palindrome (284693848396482).

The spelling of 123462622132161 in words is "one hundred twenty-three trillion, four hundred sixty-two billion, six hundred twenty-two million, one hundred thirty-two thousand, one hundred sixty-one".