66288800448622 has 32 divisors (see below), whose sum is σ = 107226080428320. Its totient is φ = 30632187962880.

The previous prime is 66288800448589. The next prime is 66288800448643. The reversal of 66288800448622 is 22684400888266.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 23718168 + ... + 26365300.

It is an arithmetic number, because the mean of its divisors is an integer number (3350815013385).

Almost surely, 2^{66288800448622} is an apocalyptic number.

66288800448622 is a deficient number, since it is larger than the sum of its proper divisors (40937279979698).

66288800448622 is a wasteful number, since it uses less digits than its factorization.

66288800448622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2663268.

The product of its (nonzero) digits is 113246208, while the sum is 64.

The spelling of 66288800448622 in words is "sixty-six trillion, two hundred eighty-eight billion, eight hundred million, four hundred forty-eight thousand, six hundred twenty-two".