65465110517 has 2 divisors, whose sum is σ = 65465110518. Its totient is φ = 65465110516.

The previous prime is 65465110351. The next prime is 65465110531. The reversal of 65465110517 is 71501156456.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 45029264401 + 20435846116 = 212201^2 + 142954^2 .

It is a cyclic number.

It is not a de Polignac number, because 65465110517 - 2¹⁸ = 65464848373 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65465110547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32732555258 + 32732555259.

It is an arithmetic number, because the mean of its divisors is an integer number (32732555259).

Almost surely, 2^65465110517 is an apocalyptic number.

It is an amenable number.

65465110517 is a deficient number, since it is larger than the sum of its proper divisors (1).

65465110517 is an equidigital number, since it uses as much as digits as its factorization.

65465110517 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 126000, while the sum is 41.

The spelling of 65465110517 in words is "sixty-five billion, four hundred sixty-five million, one hundred ten thousand, five hundred seventeen".