6787997876 has 36 divisors (see below), whose sum is σ = 13183943136. Its totient is φ = 3055475280.

The previous prime is 6787997861. The next prime is 6787997903.

6787997876 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×6787997876² = 92153830329161022752, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18230 + ... + 117933.

Almost surely, 2^6787997876 is an apocalyptic number.

It is an amenable number.

6787997876 is a deficient number, since it is larger than the sum of its proper divisors (6395945260).

6787997876 is a wasteful number, since it uses less digits than its factorization.

6787997876 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136292 (or 136279 counting only the distinct ones).

The product of its digits is 448084224, while the sum is 74.

The square root of 6787997876 is about 82389.3068061627. The cubic root of 6787997876 is about 1893.4211874721.

The spelling of 6787997876 in words is "six billion, seven hundred eighty-seven million, nine hundred ninety-seven thousand, eight hundred seventy-six".