66014611 has 12 divisors (see below), whose sum is σ = 72238152. Its totient is φ = 60293376.

The previous prime is 66014609. The next prime is 66014617. The reversal of 66014611 is 11641066.

It is not a de Polignac number, because 66014611 - 2¹ = 66014609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (66014617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14380 + ... + 18406.

It is an arithmetic number, because the mean of its divisors is an integer number (6019846).

Almost surely, 2^66014611 is an apocalyptic number.

66014611 is a deficient number, since it is larger than the sum of its proper divisors (6223541).

66014611 is a wasteful number, since it uses less digits than its factorization.

66014611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4150 (or 4137 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 66014611 is about 8124.9375997604. The cubic root of 66014611 is about 404.1538213558.

Adding to 66014611 its reverse (11641066), we get a palindrome (77655677).

The spelling of 66014611 in words is "sixty-six million, fourteen thousand, six hundred eleven".