12353312243144 has 32 divisors (see below), whose sum is σ = 23226087663000. Its totient is φ = 6159697969152.

The previous prime is 12353312243143. The next prime is 12353312243197. The reversal of 12353312243144 is 44134221335321.

It can be written as a sum of positive squares in 4 ways, for example, as 10210338311044 + 2142973932100 = 3195362^2 + 1463890^2 .

It is a super-2 number, since 2×12353312243144² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12353312243098 and 12353312243107.

It is not an unprimeable number, because it can be changed into a prime (12353312243143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10325432 + ... + 11459544.

Almost surely, 2^{12353312243144} is an apocalyptic number.

It is an amenable number.

12353312243144 is a deficient number, since it is larger than the sum of its proper divisors (10872775419856).

12353312243144 is a wasteful number, since it uses less digits than its factorization.

12353312243144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1137857 (or 1137853 counting only the distinct ones).

The product of its digits is 207360, while the sum is 38.

Adding to 12353312243144 its reverse (44134221335321), we get a palindrome (56487533578465).

The spelling of 12353312243144 in words is "twelve trillion, three hundred fifty-three billion, three hundred twelve million, two hundred forty-three thousand, one hundred forty-four".