12316251432156 has 72 divisors (see below), whose sum is σ = 33432620867856. Its totient is φ = 3518634712320.

The previous prime is 12316251432053. The next prime is 12316251432157. The reversal of 12316251432156 is 65123415261321.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12316251432157) 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 23 ways as a sum of consecutive naturals, for example, 6210330 + ... + 7949886.

It is an arithmetic number, because the mean of its divisors is an integer number (464341956498).

Almost surely, 2^{12316251432156} is an apocalyptic number.

It is an amenable number.

12316251432156 is an abundant number, since it is smaller than the sum of its proper divisors (21116369435700).

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

12316251432156 is a wasteful number, since it uses less digits than its factorization.

12316251432156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1751619 (or 1751610 counting only the distinct ones).

The product of its digits is 259200, while the sum is 42.

Adding to 12316251432156 its reverse (65123415261321), we get a palindrome (77439666693477).

The spelling of 12316251432156 in words is "twelve trillion, three hundred sixteen billion, two hundred fifty-one million, four hundred thirty-two thousand, one hundred fifty-six".