12415112145444 has 24 divisors (see below), whose sum is σ = 28969181180128. Its totient is φ = 4138286976000.

The previous prime is 12415112145427. The next prime is 12415112145451. The reversal of 12415112145444 is 44454121151421.

It is a super-2 number, since 2×12415112145444² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9848182 + ... + 11037069.

Almost surely, 2^{12415112145444} is an apocalyptic number.

It is an amenable number.

12415112145444 is an abundant number, since it is smaller than the sum of its proper divisors (16554069034684).

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

12415112145444 is a wasteful number, since it uses less digits than its factorization.

12415112145444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20934795 (or 20934793 counting only the distinct ones).

The product of its digits is 102400, while the sum is 39.

Adding to 12415112145444 its reverse (44454121151421), we get a palindrome (56869233296865).

The spelling of 12415112145444 in words is "twelve trillion, four hundred fifteen billion, one hundred twelve million, one hundred forty-five thousand, four hundred forty-four".