66010011 has 8 divisors (see below), whose sum is σ = 88401984. Its totient is φ = 43812360.

The previous prime is 66009973. The next prime is 66010013. The reversal of 66010011 is 11001066.

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

It is not a de Polignac number, because 66010011 - 2¹⁸ = 65747867 is a prime.

It is not an unprimeable number, because it can be changed into a prime (66010013) 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, 47785 + ... + 49146.

It is an arithmetic number, because the mean of its divisors is an integer number (11050248).

Almost surely, 2^66010011 is an apocalyptic number.

66010011 is a deficient number, since it is larger than the sum of its proper divisors (22391973).

66010011 is a wasteful number, since it uses less digits than its factorization.

66010011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97161.

The product of its (nonzero) digits is 36, while the sum is 15.

The square root of 66010011 is about 8124.6545157317. The cubic root of 66010011 is about 404.1444337837.

Adding to 66010011 its reverse (11001066), we get a palindrome (77011077).

The spelling of 66010011 in words is "sixty-six million, ten thousand, eleven".