65268066863 has 2 divisors, whose sum is σ = 65268066864. Its totient is φ = 65268066862.

The previous prime is 65268066821. The next prime is 65268066869. The reversal of 65268066863 is 36866086256.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 65268066863 - 2¹² = 65268062767 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 65268066799 and 65268066808.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65268066869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32634033431 + 32634033432.

It is an arithmetic number, because the mean of its divisors is an integer number (32634033432).

Almost surely, 2^65268066863 is an apocalyptic number.

65268066863 is a deficient number, since it is larger than the sum of its proper divisors (1).

65268066863 is an equidigital number, since it uses as much as digits as its factorization.

65268066863 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14929920, while the sum is 56.

The spelling of 65268066863 in words is "sixty-five billion, two hundred sixty-eight million, sixty-six thousand, eight hundred sixty-three".