2531444424004 has 12 divisors (see below), whose sum is σ = 4430332166764. Its totient is φ = 1265635233504.

The previous prime is 2531444424001. The next prime is 2531444424013. The reversal of 2531444424004 is 4004244441352.

It is a happy number.

2531444424004 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 144734593600 + 2386709830404 = 380440^2 + 1544898^2 .

It is not an unprimeable number, because it can be changed into a prime (2531444424001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21679119 + ... + 21795574.

Almost surely, 2^{2531444424004} is an apocalyptic number.

It is an amenable number.

2531444424004 is a deficient number, since it is larger than the sum of its proper divisors (1898887742760).

2531444424004 is a wasteful number, since it uses less digits than its factorization.

2531444424004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43489254 (or 43489252 counting only the distinct ones).

The product of its (nonzero) digits is 245760, while the sum is 37.

Adding to 2531444424004 its reverse (4004244441352), we get a palindrome (6535688865356).

The spelling of 2531444424004 in words is "two trillion, five hundred thirty-one billion, four hundred forty-four million, four hundred twenty-four thousand, four".