32145320000 has 140 divisors (see below), whose sum is σ = 79893938256. Its totient is φ = 12828480000.

The previous prime is 32145319967. The next prime is 32145320023. The reversal of 32145320000 is 2354123.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 27639419 + ... + 27640581.

Almost surely, 2^32145320000 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 32145320000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39946969128).

32145320000 is an abundant number, since it is smaller than the sum of its proper divisors (47748618256).

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

32145320000 is an equidigital number, since it uses as much as digits as its factorization.

32145320000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1886 (or 1861 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 20.

Adding to 32145320000 its reverse (2354123), we get a palindrome (32147674123).

The spelling of 32145320000 in words is "thirty-two billion, one hundred forty-five million, three hundred twenty thousand".