32231143344 has 120 divisors (see below), whose sum is σ = 86617911952. Its totient is φ = 10327080960.

The previous prime is 32231143333. The next prime is 32231143397. The reversal of 32231143344 is 44334113223.

It is a happy number.

It is a super-2 number, since 2×32231143344² (a number of 22 digits) contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9727032 + ... + 9730344.

Almost surely, 2^32231143344 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 32231143344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43308955976).

32231143344 is an abundant number, since it is smaller than the sum of its proper divisors (54386768608).

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

32231143344 is a wasteful number, since it uses less digits than its factorization.

32231143344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3623 (or 3588 counting only the distinct ones).

The product of its digits is 20736, while the sum is 30.

Adding to 32231143344 its reverse (44334113223), we get a palindrome (76565256567).

The spelling of 32231143344 in words is "thirty-two billion, two hundred thirty-one million, one hundred forty-three thousand, three hundred forty-four".