115126522173172 has 24 divisors (see below), whose sum is σ = 202866173437536. Its totient is φ = 57165311431008.

The previous prime is 115126522173151. The next prime is 115126522173191. The reversal of 115126522173172 is 271371225621511.

It is a super-2 number, since 2×115126522173172² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

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, 68303818 + ... + 69969025.

It is an arithmetic number, because the mean of its divisors is an integer number (8452757226564).

Almost surely, 2^{115126522173172} is an apocalyptic number.

It is an amenable number.

115126522173172 is a deficient number, since it is larger than the sum of its proper divisors (87739651264364).

115126522173172 is a wasteful number, since it uses less digits than its factorization.

115126522173172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138274287 (or 138274285 counting only the distinct ones).

The product of its digits is 352800, while the sum is 46.

Adding to 115126522173172 its reverse (271371225621511), we get a palindrome (386497747794683).

The spelling of 115126522173172 in words is "one hundred fifteen trillion, one hundred twenty-six billion, five hundred twenty-two million, one hundred seventy-three thousand, one hundred seventy-two".