82665177011277 has 32 divisors (see below), whose sum is σ = 130031492849664. Its totient is φ = 45712727179200.

The previous prime is 82665177011213. The next prime is 82665177011309. The reversal of 82665177011277 is 77211077156628.

It is a happy number.

It is not a de Polignac number, because 82665177011277 - 2⁶ = 82665177011213 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 82665177011277.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82665177011477) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 40829902 + ... + 42806672.

It is an arithmetic number, because the mean of its divisors is an integer number (4063484151552).

Almost surely, 2^{82665177011277} is an apocalyptic number.

It is an amenable number.

82665177011277 is a deficient number, since it is larger than the sum of its proper divisors (47366315838387).

82665177011277 is a wasteful number, since it uses less digits than its factorization.

82665177011277 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2041049.

The product of its (nonzero) digits is 13829760, while the sum is 60.

The spelling of 82665177011277 in words is "eighty-two trillion, six hundred sixty-five billion, one hundred seventy-seven million, eleven thousand, two hundred seventy-seven".