12554341530444 has 144 divisors (see below), whose sum is σ = 37940282452800. Its totient is φ = 3424353343488.

The previous prime is 12554341530433. The next prime is 12554341530503. The reversal of 12554341530444 is 44403514345521.

12554341530444 is a `hidden beast` number, since 1 + 2 + 5 + 54 + 3 + 4 + 153 + 0 + 444 = 666.

It is a super-2 number, since 2×12554341530444² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12554341530444.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9000657 + ... + 10301480.

It is an arithmetic number, because the mean of its divisors is an integer number (263474183700).

Almost surely, 2^{12554341530444} is an apocalyptic number.

12554341530444 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

12554341530444 is an abundant number, since it is smaller than the sum of its proper divisors (25385940922356).

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

12554341530444 is a wasteful number, since it uses less digits than its factorization.

12554341530444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19302272 (or 19302267 counting only the distinct ones).

The product of its (nonzero) digits is 2304000, while the sum is 45.

Adding to 12554341530444 its reverse (44403514345521), we get a palindrome (56957855875965).

The spelling of 12554341530444 in words is "twelve trillion, five hundred fifty-four billion, three hundred forty-one million, five hundred thirty thousand, four hundred forty-four".