12311542035144 has 96 divisors (see below), whose sum is σ = 36606698893440. Its totient is φ = 3707007408000.

The previous prime is 12311542035113. The next prime is 12311542035151. The reversal of 12311542035144 is 44153024511321.

12311542035144 is a `hidden beast` number, since 1 + 2 + 3 + 115 + 4 + 20 + 3 + 514 + 4 = 666.

It is a super-2 number, since 2×12311542035144² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 12311542035099 and 12311542035108.

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 23 ways as a sum of consecutive naturals, for example, 49381632 + ... + 49630319.

It is an arithmetic number, because the mean of its divisors is an integer number (381319780140).

Almost surely, 2^{12311542035144} is an apocalyptic number.

It is an amenable number.

12311542035144 is an abundant number, since it is smaller than the sum of its proper divisors (24295156858296).

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

12311542035144 is a wasteful number, since it uses less digits than its factorization.

12311542035144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99012131 (or 99012124 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 36.

Adding to 12311542035144 its reverse (44153024511321), we get a palindrome (56464566546465).

The spelling of 12311542035144 in words is "twelve trillion, three hundred eleven billion, five hundred forty-two million, thirty-five thousand, one hundred forty-four".