66622227076 has 12 divisors (see below), whose sum is σ = 122725155280. Its totient is φ = 31557897000.

The previous prime is 66622227059. The next prime is 66622227097. The reversal of 66622227076 is 67072222666.

It is a super-2 number, since 2×66622227076² (a number of 22 digits) contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 438304050 + ... + 438304201.

Almost surely, 2^66622227076 is an apocalyptic number.

It is an amenable number.

66622227076 is a deficient number, since it is larger than the sum of its proper divisors (56102928204).

66622227076 is a wasteful number, since it uses less digits than its factorization.

66622227076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 876608274 (or 876608272 counting only the distinct ones).

The product of its (nonzero) digits is 1016064, while the sum is 46.

The spelling of 66622227076 in words is "sixty-six billion, six hundred twenty-two million, two hundred twenty-seven thousand, seventy-six".