66020245460011 has 2 divisors, whose sum is σ = 66020245460012. Its totient is φ = 66020245460010.

The previous prime is 66020245460003. The next prime is 66020245460089. The reversal of 66020245460011 is 11006454202066.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 66020245460011 - 2³ = 66020245460003 is a prime.

It is not a weakly prime, because it can be changed into another prime (66020245461011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33010122730005 + 33010122730006.

It is an arithmetic number, because the mean of its divisors is an integer number (33010122730006).

Almost surely, 2^{66020245460011} is an apocalyptic number.

66020245460011 is a deficient number, since it is larger than the sum of its proper divisors (1).

66020245460011 is an equidigital number, since it uses as much as digits as its factorization.

66020245460011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 69120, while the sum is 37.

Adding to 66020245460011 its reverse (11006454202066), we get a palindrome (77026699662077).

The spelling of 66020245460011 in words is "sixty-six trillion, twenty billion, two hundred forty-five million, four hundred sixty thousand, eleven".