12444144121404 has 36 divisors (see below), whose sum is σ = 31456849556496. Its totient is φ = 4147940095488.

The previous prime is 12444144121349. The next prime is 12444144121471. The reversal of 12444144121404 is 40412144144421.

12444144121404 is a `hidden beast` number, since 1 + 24 + 4 + 414 + 4 + 1 + 214 + 0 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3089064 + ... + 5867759.

Almost surely, 2^{12444144121404} is an apocalyptic number.

It is an amenable number.

12444144121404 is an abundant number, since it is smaller than the sum of its proper divisors (19012705435092).

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

12444144121404 is a wasteful number, since it uses less digits than its factorization.

12444144121404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8995426 (or 8995421 counting only the distinct ones).

The product of its (nonzero) digits is 65536, while the sum is 36.

Adding to 12444144121404 its reverse (40412144144421), we get a palindrome (52856288265825).

The spelling of 12444144121404 in words is "twelve trillion, four hundred forty-four billion, one hundred forty-four million, one hundred twenty-one thousand, four hundred four".