66466362661022 has 8 divisors (see below), whose sum is σ = 104946888412200. Its totient is φ = 31484066523624.

The previous prime is 66466362661007. The next prime is 66466362661057. The reversal of 66466362661022 is 22016626366466.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 874557403397 + ... + 874557403472.

It is an arithmetic number, because the mean of its divisors is an integer number (13118361051525).

Almost surely, 2^{66466362661022} is an apocalyptic number.

66466362661022 is a deficient number, since it is larger than the sum of its proper divisors (38480525751178).

66466362661022 is a wasteful number, since it uses less digits than its factorization.

66466362661022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1749114806890.

The product of its (nonzero) digits is 26873856, while the sum is 56.

The spelling of 66466362661022 in words is "sixty-six trillion, four hundred sixty-six billion, three hundred sixty-two million, six hundred sixty-one thousand, twenty-two".