32320234140 has 24 divisors (see below), whose sum is σ = 90496655760. Its totient is φ = 8618729088.

The previous prime is 32320234139. The next prime is 32320234147. The reversal of 32320234140 is 4143202323.

It is a self number, because there is not a number n which added to its sum of digits gives 32320234140.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32320234147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 269335225 + ... + 269335344.

It is an arithmetic number, because the mean of its divisors is an integer number (3770693990).

Almost surely, 2^32320234140 is an apocalyptic number.

32320234140 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

32320234140 is an abundant number, since it is smaller than the sum of its proper divisors (58176421620).

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

32320234140 is a wasteful number, since it uses less digits than its factorization.

32320234140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 538670581 (or 538670579 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 32320234140 its reverse (4143202323), we get a palindrome (36463436463).

The spelling of 32320234140 in words is "thirty-two billion, three hundred twenty million, two hundred thirty-four thousand, one hundred forty".