12113454572144 has 20 divisors (see below), whose sum is σ = 24104137646424. Its totient is φ = 5893031953728.

The previous prime is 12113454572129. The next prime is 12113454572171. The reversal of 12113454572144 is 44127545431121.

It is a junction number, because it is equal to n+sod(n) for n = 12113454572095 and 12113454572104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10230957662 + ... + 10230958845.

Almost surely, 2^{12113454572144} is an apocalyptic number.

It is an amenable number.

12113454572144 is a deficient number, since it is larger than the sum of its proper divisors (11990683074280).

12113454572144 is a wasteful number, since it uses less digits than its factorization.

12113454572144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20461916552 (or 20461916546 counting only the distinct ones).

The product of its digits is 537600, while the sum is 44.

The spelling of 12113454572144 in words is "twelve trillion, one hundred thirteen billion, four hundred fifty-four million, five hundred seventy-two thousand, one hundred forty-four".