65632242533320 has 32 divisors (see below), whose sum is σ = 149451733005120. Its totient is φ = 25936597048000.

The previous prime is 65632242533309. The next prime is 65632242533321. The reversal of 65632242533320 is 2333524223656.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (65632242533321) 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, 9884370556 + ... + 9884377195.

It is an arithmetic number, because the mean of its divisors is an integer number (4670366656410).

Almost surely, 2^{65632242533320} is an apocalyptic number.

It is an amenable number.

65632242533320 is an abundant number, since it is smaller than the sum of its proper divisors (83819490471800).

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

65632242533320 is a wasteful number, since it uses less digits than its factorization.

65632242533320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19768747845 (or 19768747841 counting only the distinct ones).

The product of its (nonzero) digits is 4665600, while the sum is 46.

Adding to 65632242533320 its reverse (2333524223656), we get a palindrome (67965766756976).

The spelling of 65632242533320 in words is "sixty-five trillion, six hundred thirty-two billion, two hundred forty-two million, five hundred thirty-three thousand, three hundred twenty".