12361315411356 has 144 divisors (see below), whose sum is σ = 32200195356000. Its totient is φ = 3673680797696.

The previous prime is 12361315411351. The next prime is 12361315411387. The reversal of 12361315411356 is 65311451316321.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12361315411351) 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 47 ways as a sum of consecutive naturals, for example, 16246120 + ... + 16989968.

It is an arithmetic number, because the mean of its divisors is an integer number (223612467750).

Almost surely, 2^{12361315411356} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12361315411356, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16100097678000).

12361315411356 is an abundant number, since it is smaller than the sum of its proper divisors (19838879944644).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12361315411356 is a wasteful number, since it uses less digits than its factorization.

12361315411356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 744008 (or 743953 counting only the distinct ones).

The product of its digits is 194400, while the sum is 42.

Adding to 12361315411356 its reverse (65311451316321), we get a palindrome (77672766727677).

The spelling of 12361315411356 in words is "twelve trillion, three hundred sixty-one billion, three hundred fifteen million, four hundred eleven thousand, three hundred fifty-six".