66700467011 has 8 divisors (see below), whose sum is σ = 71518000320. Its totient is φ = 61982264448.

The previous prime is 66700467007. The next prime is 66700467013. The reversal of 66700467011 is 11076400766.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 66700467011 - 2² = 66700467007 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (66700467013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24831296 + ... + 24833981.

It is an arithmetic number, because the mean of its divisors is an integer number (8939750040).

Almost surely, 2^66700467011 is an apocalyptic number.

66700467011 is a deficient number, since it is larger than the sum of its proper divisors (4817533309).

66700467011 is a wasteful number, since it uses less digits than its factorization.

66700467011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49665373.

The product of its (nonzero) digits is 42336, while the sum is 38.

Adding to 66700467011 its reverse (11076400766), we get a palindrome (77776867777).

The spelling of 66700467011 in words is "sixty-six billion, seven hundred million, four hundred sixty-seven thousand, eleven".