65791902916290 has 16 divisors (see below), whose sum is σ = 157900566999168. Its totient is φ = 17544507444336.

The previous prime is 65791902916087. The next prime is 65791902916321. The reversal of 65791902916290 is 9261920919756.

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, 1096531715242 + ... + 1096531715301.

It is an arithmetic number, because the mean of its divisors is an integer number (9868785437448).

Almost surely, 2^{65791902916290} is an apocalyptic number.

65791902916290 is an abundant number, since it is smaller than the sum of its proper divisors (92108664082878).

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

65791902916290 is a wasteful number, since it uses less digits than its factorization.

65791902916290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2193063430553.

The product of its (nonzero) digits is 33067440, while the sum is 66.

The spelling of 65791902916290 in words is "sixty-five trillion, seven hundred ninety-one billion, nine hundred two million, nine hundred sixteen thousand, two hundred ninety".