6677777783882 has 4 divisors (see below), whose sum is σ = 10016666675826. Its totient is φ = 3338888891940.

The previous prime is 6677777783857. The next prime is 6677777783893. The reversal of 6677777783882 is 2883877777766.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 6473772898321 + 204004885561 = 2544361^2 + 451669^2 .

It is a super-2 number, since 2×6677777783882² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 6677777783882.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1669444445969 + ... + 1669444445972.

Almost surely, 2^{6677777783882} is an apocalyptic number.

6677777783882 is a deficient number, since it is larger than the sum of its proper divisors (3338888891944).

6677777783882 is a wasteful number, since it uses less digits than its factorization.

6677777783882 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3338888891943.

The product of its digits is 13011038208, while the sum is 83.

The spelling of 6677777783882 in words is "six trillion, six hundred seventy-seven billion, seven hundred seventy-seven million, seven hundred eighty-three thousand, eight hundred eighty-two".