8077206771 has 12 divisors (see below), whose sum is σ = 11677823872. Its totient is φ = 5379844176.

The previous prime is 8077206757. The next prime is 8077206853. The reversal of 8077206771 is 1776027708.

It is a happy number.

It is not a de Polignac number, because 8077206771 - 2¹⁵ = 8077174003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8077206751) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 403036 + ... + 422601.

Almost surely, 2^8077206771 is an apocalyptic number.

8077206771 is a deficient number, since it is larger than the sum of its proper divisors (3600617101).

8077206771 is a wasteful number, since it uses less digits than its factorization.

8077206771 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 826730 (or 826727 counting only the distinct ones).

The product of its (nonzero) digits is 230496, while the sum is 45.

The square root of 8077206771 is about 89873.2817415721. The cubic root of 8077206771 is about 2006.4133103267.

The spelling of 8077206771 in words is "eight billion, seventy-seven million, two hundred six thousand, seven hundred seventy-one".