1423243423232 has 80 divisors (see below), whose sum is σ = 2866393360512. Its totient is φ = 705967011840.

The previous prime is 1423243423219. The next prime is 1423243423237. The reversal of 1423243423232 is 2323243423241.

It is a junction number, because it is equal to n+sod(n) for n = 1423243423192 and 1423243423201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1423243423237) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32869757 + ... + 32913027.

Almost surely, 2^{1423243423232} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1423243423232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1433196680256).

1423243423232 is an abundant number, since it is smaller than the sum of its proper divisors (1443149937280).

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

1423243423232 is an equidigital number, since it uses as much as digits as its factorization.

1423243423232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43799 (or 43783 counting only the distinct ones).

The product of its digits is 165888, while the sum is 35.

Adding to 1423243423232 its reverse (2323243423241), we get a palindrome (3746486846473).

Subtracting 1423243423232 from its reverse (2323243423241), we obtain a palindrome (900000000009).

The spelling of 1423243423232 in words is "one trillion, four hundred twenty-three billion, two hundred forty-three million, four hundred twenty-three thousand, two hundred thirty-two".