66366475887134 has 8 divisors (see below), whose sum is σ = 105405579350208. Its totient is φ = 31231282770400.

The previous prime is 66366475887133. The next prime is 66366475887163. The reversal of 66366475887134 is 43178857466366.

It is a happy number.

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 (66366475887133) 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, 975977586542 + ... + 975977586609.

It is an arithmetic number, because the mean of its divisors is an integer number (13175697418776).

Almost surely, 2^{66366475887134} is an apocalyptic number.

66366475887134 is a deficient number, since it is larger than the sum of its proper divisors (39039103463074).

66366475887134 is a wasteful number, since it uses less digits than its factorization.

66366475887134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1951955173170.

The product of its digits is 2926264320, while the sum is 74.

The spelling of 66366475887134 in words is "sixty-six trillion, three hundred sixty-six billion, four hundred seventy-five million, eight hundred eighty-seven thousand, one hundred thirty-four".