65520222116504 has 8 divisors (see below), whose sum is σ = 122850416468460. Its totient is φ = 32760111058248.

The previous prime is 65520222116467. The next prime is 65520222116507. The reversal of 65520222116504 is 40561122202556.

65520222116504 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65520222116507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4095013882274 + ... + 4095013882289.

Almost surely, 2^{65520222116504} is an apocalyptic number.

It is an amenable number.

65520222116504 is a deficient number, since it is larger than the sum of its proper divisors (57330194351956).

65520222116504 is a wasteful number, since it uses less digits than its factorization.

65520222116504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8190027764569 (or 8190027764565 counting only the distinct ones).

The product of its (nonzero) digits is 288000, while the sum is 41.

The spelling of 65520222116504 in words is "sixty-five trillion, five hundred twenty billion, two hundred twenty-two million, one hundred sixteen thousand, five hundred four".