66076651110769 has 8 divisors (see below), whose sum is σ = 71171016752192. Its totient is φ = 60983934944400.

The previous prime is 66076651110739. The next prime is 66076651110791. The reversal of 66076651110769 is 96701115667066.

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

It is not a de Polignac number, because 66076651110769 - 2⁷ = 66076651110641 is a prime.

It is a super-2 number, since 2×66076651110769² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (66076651110739) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 412285557 + ... + 412445794.

It is an arithmetic number, because the mean of its divisors is an integer number (8896377094024).

Almost surely, 2^{66076651110769} is an apocalyptic number.

It is an amenable number.

66076651110769 is a deficient number, since it is larger than the sum of its proper divisors (5094365641423).

66076651110769 is a wasteful number, since it uses less digits than its factorization.

66076651110769 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 824737527.

The product of its (nonzero) digits is 17146080, while the sum is 61.

The spelling of 66076651110769 in words is "sixty-six trillion, seventy-six billion, six hundred fifty-one million, one hundred ten thousand, seven hundred sixty-nine".