1242431210432 has 28 divisors (see below), whose sum is σ = 2487267584256. Its totient is φ = 615718118400.

The previous prime is 1242431210359. The next prime is 1242431210437. The reversal of 1242431210432 is 2340121342421.

It is a junction number, because it is equal to n+sod(n) for n = 1242431210395 and 1242431210404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1242431210437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85890944 + ... + 85905407.

It is an arithmetic number, because the mean of its divisors is an integer number (88830985152).

Almost surely, 2^{1242431210432} is an apocalyptic number.

It is an amenable number.

1242431210432 is an abundant number, since it is smaller than the sum of its proper divisors (1244836373824).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1242431210432 is a wasteful number, since it uses less digits than its factorization.

1242431210432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171796476 (or 171796466 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 1242431210432 its reverse (2340121342421), we get a palindrome (3582552552853).

The spelling of 1242431210432 in words is "one trillion, two hundred forty-two billion, four hundred thirty-one million, two hundred ten thousand, four hundred thirty-two".