6777425871 has 32 divisors (see below), whose sum is σ = 10459750400. Its totient is φ = 4332359520.

The previous prime is 6777425867. The next prime is 6777425909. The reversal of 6777425871 is 1785247776.

It is not a de Polignac number, because 6777425871 - 2² = 6777425867 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 (6777425821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 54090 + ... + 128376.

It is an arithmetic number, because the mean of its divisors is an integer number (326867200).

Almost surely, 2^6777425871 is an apocalyptic number.

6777425871 is a deficient number, since it is larger than the sum of its proper divisors (3682324529).

6777425871 is a wasteful number, since it uses less digits than its factorization.

6777425871 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74436 (or 74430 counting only the distinct ones).

The product of its digits is 4609920, while the sum is 54.

The square root of 6777425871 is about 82325.1229637709. The cubic root of 6777425871 is about 1892.4377036022.

The spelling of 6777425871 in words is "six billion, seven hundred seventy-seven million, four hundred twenty-five thousand, eight hundred seventy-one".