6777146671 has 4 divisors (see below), whose sum is σ = 6781381344. Its totient is φ = 6772912000.

The previous prime is 6777146669. The next prime is 6777146707. The reversal of 6777146671 is 1766417776.

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

It is a cyclic number.

It is not a de Polignac number, because 6777146671 - 2¹ = 6777146669 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6777146471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2114935 + ... + 2118136.

It is an arithmetic number, because the mean of its divisors is an integer number (1695345336).

Almost surely, 2^6777146671 is an apocalyptic number.

6777146671 is a deficient number, since it is larger than the sum of its proper divisors (4234673).

6777146671 is a wasteful number, since it uses less digits than its factorization.

6777146671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4234672.

The product of its digits is 2074464, while the sum is 52.

The square root of 6777146671 is about 82323.4272306492. The cubic root of 6777146671 is about 1892.4117165548.

The spelling of 6777146671 in words is "six billion, seven hundred seventy-seven million, one hundred forty-six thousand, six hundred seventy-one".