32540000000 has 144 divisors (see below), whose sum is σ = 81240807648. Its totient is φ = 13008000000.

The previous prime is 32539999993. The next prime is 32540000011. The reversal of 32540000000 is 4523.

It is a self number, because there is not a number n which added to its sum of digits gives 32540000000.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 19999187 + ... + 20000813.

Almost surely, 2^32540000000 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 32540000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40620403824).

32540000000 is an abundant number, since it is smaller than the sum of its proper divisors (48700807648).

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

32540000000 is an frugal number, since it uses more digits than its factorization.

32540000000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1678 (or 1634 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 14.

Adding to 32540000000 its reverse (4523), we get a palindrome (32540004523).

The spelling of 32540000000 in words is "thirty-two billion, five hundred forty million", and thus it is an aban number.