32204420140 has 24 divisors (see below), whose sum is σ = 70569686880. Its totient is φ = 12321691008.

The previous prime is 32204420099. The next prime is 32204420147. The reversal of 32204420140 is 4102440223.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (32204420147) 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, 35004345 + ... + 35005264.

It is an arithmetic number, because the mean of its divisors is an integer number (2940403620).

Almost surely, 2^32204420140 is an apocalyptic number.

It is an amenable number.

32204420140 is an abundant number, since it is smaller than the sum of its proper divisors (38365266740).

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

32204420140 is a wasteful number, since it uses less digits than its factorization.

32204420140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70009641 (or 70009639 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

Adding to 32204420140 its reverse (4102440223), we get a palindrome (36306860363).

The spelling of 32204420140 in words is "thirty-two billion, two hundred four million, four hundred twenty thousand, one hundred forty".