2431131444434 has 32 divisors (see below), whose sum is σ = 4550086656000. Its totient is φ = 946453418640.

The previous prime is 2431131444353. The next prime is 2431131444437. The reversal of 2431131444434 is 4344441311342.

It is a happy number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2431131444437) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5974484 + ... + 6368415.

It is an arithmetic number, because the mean of its divisors is an integer number (142190208000).

Almost surely, 2^{2431131444434} is an apocalyptic number.

2431131444434 is a deficient number, since it is larger than the sum of its proper divisors (2118955211566).

2431131444434 is a wasteful number, since it uses less digits than its factorization.

2431131444434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12344198.

The product of its digits is 221184, while the sum is 38.

Adding to 2431131444434 its reverse (4344441311342), we get a palindrome (6775572755776).

The spelling of 2431131444434 in words is "two trillion, four hundred thirty-one billion, one hundred thirty-one million, four hundred forty-four thousand, four hundred thirty-four".