32012144000 has 128 divisors (see below), whose sum is σ = 81533088000. Its totient is φ = 12492288000.

The previous prime is 32012143963. The next prime is 32012144093. The reversal of 32012144000 is 44121023.

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

It is a self number, because there is not a number n which added to its sum of digits gives 32012144000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 631601 + ... + 680399.

It is an arithmetic number, because the mean of its divisors is an integer number (636977250).

Almost surely, 2^32012144000 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 32012144000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40766544000).

32012144000 is an abundant number, since it is smaller than the sum of its proper divisors (49520944000).

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

32012144000 is an equidigital number, since it uses as much as digits as its factorization.

32012144000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48869 (or 48847 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 32012144000 its reverse (44121023), we get a palindrome (32056265023).

The spelling of 32012144000 in words is "thirty-two billion, twelve million, one hundred forty-four thousand".