66466266441662 has 8 divisors (see below), whose sum is σ = 99937345725000. Its totient is φ = 33153817866664.

The previous prime is 66466266441661. The next prime is 66466266441689. The reversal of 66466266441662 is 26614466266466.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66466266441661) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39657676037 + ... + 39657677712.

It is an arithmetic number, because the mean of its divisors is an integer number (12492168215625).

Almost surely, 2^{66466266441662} is an apocalyptic number.

66466266441662 is a deficient number, since it is larger than the sum of its proper divisors (33471079283338).

66466266441662 is a wasteful number, since it uses less digits than its factorization.

66466266441662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79315354170.

The product of its digits is 429981696, while the sum is 65.

The spelling of 66466266441662 in words is "sixty-six trillion, four hundred sixty-six billion, two hundred sixty-six million, four hundred forty-one thousand, six hundred sixty-two".