118480634384161 has 27 divisors (see below), whose sum is σ = 138050176812723. Its totient is φ = 101388747957840.

The previous prime is 118480634384153. The next prime is 118480634384173. The reversal of 118480634384161 is 161483436084811.

The square root of 118480634384161 is 10884881.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 68971679596561 + 49508954787600 = 8304919^2 + 7036260^2 .

It is not a de Polignac number, because 118480634384161 - 2³ = 118480634384153 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 118480634384096 and 118480634384105.

It is not an unprimeable number, because it can be changed into a prime (118480634354161) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 77794243746 + ... + 77794245268.

Almost surely, 2^{118480634384161} is an apocalyptic number.

118480634384161 is the 10884881-st square number.

118480634384161 is the 5442441-st centered octagonal number.

It is an amenable number.

118480634384161 is a deficient number, since it is larger than the sum of its proper divisors (19569542428562).

118480634384161 is an frugal number, since it uses more digits than its factorization.

118480634384161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5102 (or 2551 counting only the distinct ones).

The product of its (nonzero) digits is 10616832, while the sum is 58.

The spelling of 118480634384161 in words is "one hundred eighteen trillion, four hundred eighty billion, six hundred thirty-four million, three hundred eighty-four thousand, one hundred sixty-one".