431234242042144 has 24 divisors (see below), whose sum is σ = 848996545869360. Its totient is φ = 215616071662656.

The previous prime is 431234242042073. The next prime is 431234242042187. The reversal of 431234242042144 is 441240242432134.

It is a junction number, because it is equal to n+sod(n) for n = 431234242042097 and 431234242042106.

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, 26093454 + ... + 39285325.

It is an arithmetic number, because the mean of its divisors is an integer number (35374856077890).

Almost surely, 2^{431234242042144} is an apocalyptic number.

It is an amenable number.

431234242042144 is a deficient number, since it is larger than the sum of its proper divisors (417762303827216).

431234242042144 is a wasteful number, since it uses less digits than its factorization.

431234242042144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65584912 (or 65584904 counting only the distinct ones).

The product of its (nonzero) digits is 589824, while the sum is 40.

Adding to 431234242042144 its reverse (441240242432134), we get a palindrome (872474484474278).

The spelling of 431234242042144 in words is "four hundred thirty-one trillion, two hundred thirty-four billion, two hundred forty-two million, forty-two thousand, one hundred forty-four".