66714441766 has 8 divisors (see below), whose sum is σ = 114367614480. Its totient is φ = 28591903608.

The previous prime is 66714441763. The next prime is 66714441767.

66714441766 is nontrivially palindromic in base 10.

66714441766 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 (66714441763) 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, 2382658621 + ... + 2382658648.

It is an arithmetic number, because the mean of its divisors is an integer number (14295951810).

Almost surely, 2^66714441766 is an apocalyptic number.

66714441766 is a deficient number, since it is larger than the sum of its proper divisors (47653172714).

66714441766 is a wasteful number, since it uses less digits than its factorization.

66714441766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4765317278.

The product of its digits is 4064256, while the sum is 52.

The spelling of 66714441766 in words is "sixty-six billion, seven hundred fourteen million, four hundred forty-one thousand, seven hundred sixty-six".