12332172155 has 16 divisors (see below), whose sum is σ = 15469363200. Its totient is φ = 9426624480.

The previous prime is 12332172109. The next prime is 12332172161. The reversal of 12332172155 is 55127123321.

It is not a de Polignac number, because 12332172155 - 2²⁰ = 12331123579 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 491315 + ... + 515804.

It is an arithmetic number, because the mean of its divisors is an integer number (966835200).

Almost surely, 2^12332172155 is an apocalyptic number.

12332172155 is a deficient number, since it is larger than the sum of its proper divisors (3137191045).

12332172155 is a wasteful number, since it uses less digits than its factorization.

12332172155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1007234.

The product of its digits is 12600, while the sum is 32.

Adding to 12332172155 its reverse (55127123321), we get a palindrome (67459295476).

The spelling of 12332172155 in words is "twelve billion, three hundred thirty-two million, one hundred seventy-two thousand, one hundred fifty-five".