32321231232 has 128 divisors (see below), whose sum is σ = 91010446560. Its totient is φ = 10128064512.

The previous prime is 32321231231. The next prime is 32321231273. The reversal of 32321231232 is 23213212323.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (24).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32321231231) 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, 6741028 + ... + 6745820.

Almost surely, 2^32321231232 is an apocalyptic number.

32321231232 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 32321231232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45505223280).

32321231232 is an abundant number, since it is smaller than the sum of its proper divisors (58689215328).

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

32321231232 is a wasteful number, since it uses less digits than its factorization.

32321231232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5860 (or 5848 counting only the distinct ones).

The product of its digits is 2592, while the sum is 24.

Adding to 32321231232 its reverse (23213212323), we get a palindrome (55534443555).

The spelling of 32321231232 in words is "thirty-two billion, three hundred twenty-one million, two hundred thirty-one thousand, two hundred thirty-two".