66226566152 has 32 divisors (see below), whose sum is σ = 124396560000. Its totient is φ = 33054208704.

The previous prime is 66226566139. The next prime is 66226566163. The reversal of 66226566152 is 25166562266.

It is a junction number, because it is equal to n+sod(n) for n = 66226566097 and 66226566106.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 15142238 + ... + 15146610.

It is an arithmetic number, because the mean of its divisors is an integer number (3887392500).

Almost surely, 2^66226566152 is an apocalyptic number.

It is an amenable number.

66226566152 is a deficient number, since it is larger than the sum of its proper divisors (58169993848).

66226566152 is a wasteful number, since it uses less digits than its factorization.

66226566152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7325 (or 7321 counting only the distinct ones).

The product of its digits is 1555200, while the sum is 47.

The spelling of 66226566152 in words is "sixty-six billion, two hundred twenty-six million, five hundred sixty-six thousand, one hundred fifty-two".