65107320212 has 48 divisors (see below), whose sum is σ = 127074552192. Its totient is φ = 28936452480.

The previous prime is 65107320169. The next prime is 65107320221. The reversal of 65107320212 is 21202370156.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 635633 + ... + 730919.

It is an arithmetic number, because the mean of its divisors is an integer number (2647386504).

Almost surely, 2^65107320212 is an apocalyptic number.

It is an amenable number.

65107320212 is a deficient number, since it is larger than the sum of its proper divisors (61967231980).

65107320212 is a wasteful number, since it uses less digits than its factorization.

65107320212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95648 (or 95646 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 29.

Adding to 65107320212 its reverse (21202370156), we get a palindrome (86309690368).

The spelling of 65107320212 in words is "sixty-five billion, one hundred seven million, three hundred twenty thousand, two hundred twelve".