66226650010 has 8 divisors (see below), whose sum is σ = 119207970036. Its totient is φ = 26490660000.

The previous prime is 66226650001. The next prime is 66226650013. The reversal of 66226650010 is 1005662266.

It can be written as a sum of positive squares in 2 ways, for example, as 62253743049 + 3972906961 = 249507^2 + 63031^2 .

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

It is not an unprimeable number, because it can be changed into a prime (66226650013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3311332491 + ... + 3311332510.

Almost surely, 2^66226650010 is an apocalyptic number.

66226650010 is a deficient number, since it is larger than the sum of its proper divisors (52981320026).

66226650010 is a wasteful number, since it uses less digits than its factorization.

66226650010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6622665008.

The product of its (nonzero) digits is 25920, while the sum is 34.

The spelling of 66226650010 in words is "sixty-six billion, two hundred twenty-six million, six hundred fifty thousand, ten".