65655011 has 2 divisors, whose sum is σ = 65655012. Its totient is φ = 65655010.

The previous prime is 65654999. The next prime is 65655053. The reversal of 65655011 is 11055656.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-65655011 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (65655061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32827505 + 32827506.

It is an arithmetic number, because the mean of its divisors is an integer number (32827506).

Almost surely, 2^65655011 is an apocalyptic number.

65655011 is a deficient number, since it is larger than the sum of its proper divisors (1).

65655011 is an equidigital number, since it uses as much as digits as its factorization.

65655011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4500, while the sum is 29.

The square root of 65655011 is about 8102.7779804213. Note that the first 3 decimals coincide. The cubic root of 65655011 is about 403.4186386209.

The spelling of 65655011 in words is "sixty-five million, six hundred fifty-five thousand, eleven".