6771006777 has 16 divisors (see below), whose sum is σ = 9453846528. Its totient is φ = 4302474000.

The previous prime is 6771006773. The next prime is 6771006779. The reversal of 6771006777 is 7776001776.

It is not a de Polignac number, because 6771006777 - 2² = 6771006773 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6771006773) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 153849 + ... + 192902.

It is an arithmetic number, because the mean of its divisors is an integer number (590865408).

Almost surely, 2^6771006777 is an apocalyptic number.

It is an amenable number.

6771006777 is a deficient number, since it is larger than the sum of its proper divisors (2682839751).

6771006777 is a wasteful number, since it uses less digits than its factorization.

6771006777 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 347060.

The product of its (nonzero) digits is 605052, while the sum is 48.

The square root of 6771006777 is about 82286.1274881738. The cubic root of 6771006777 is about 1891.8400542432.

The spelling of 6771006777 in words is "six billion, seven hundred seventy-one million, six thousand, seven hundred seventy-seven".