2444240405133 has 12 divisors (see below), whose sum is σ = 3539884965760. Its totient is φ = 1625194145736.

The previous prime is 2444240405107. The next prime is 2444240405177. The reversal of 2444240405133 is 3315040424442.

2444240405133 is a `hidden beast` number, since 2 + 4 + 4 + 4 + 240 + 405 + 1 + 3 + 3 = 666.

It is not a de Polignac number, because 2444240405133 - 2⁸ = 2444240404877 is a prime.

It is a super-2 number, since 2×2444240405133² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2444240475133) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 358284541 + ... + 358291362.

Almost surely, 2^{2444240405133} is an apocalyptic number.

It is an amenable number.

2444240405133 is a deficient number, since it is larger than the sum of its proper divisors (1095644560627).

2444240405133 is a wasteful number, since it uses less digits than its factorization.

2444240405133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 716576288 (or 716576285 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 36.

Adding to 2444240405133 its reverse (3315040424442), we get a palindrome (5759280829575).

The spelling of 2444240405133 in words is "two trillion, four hundred forty-four billion, two hundred forty million, four hundred five thousand, one hundred thirty-three".