65922840511916 has 24 divisors (see below), whose sum is σ = 116387204128944. Its totient is φ = 32669360156160.

The previous prime is 65922840511831. The next prime is 65922840511921. The reversal of 65922840511916 is 61911504822956.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42044936 + ... + 43584656.

It is an arithmetic number, because the mean of its divisors is an integer number (4849466838706).

Almost surely, 2^{65922840511916} is an apocalyptic number.

It is an amenable number.

65922840511916 is a deficient number, since it is larger than the sum of its proper divisors (50464363617028).

65922840511916 is a wasteful number, since it uses less digits than its factorization.

65922840511916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1634561 (or 1634559 counting only the distinct ones).

The product of its (nonzero) digits is 9331200, while the sum is 59.

The spelling of 65922840511916 in words is "sixty-five trillion, nine hundred twenty-two billion, eight hundred forty million, five hundred eleven thousand, nine hundred sixteen".