6777289893 has 32 divisors (see below), whose sum is σ = 10117066752. Its totient is φ = 4000766400.

The previous prime is 6777289837. The next prime is 6777289933. The reversal of 6777289893 is 3989827776.

It is not a de Polignac number, because 6777289893 - 2⁸ = 6777289637 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6777284893) 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 31 ways as a sum of consecutive naturals, for example, 190996 + ... + 223682.

It is an arithmetic number, because the mean of its divisors is an integer number (316158336).

Almost surely, 2^6777289893 is an apocalyptic number.

It is an amenable number.

6777289893 is a deficient number, since it is larger than the sum of its proper divisors (3339776859).

6777289893 is a wasteful number, since it uses less digits than its factorization.

6777289893 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32865.

The product of its digits is 64012032, while the sum is 66.

The square root of 6777289893 is about 82324.2970999449. The cubic root of 6777289893 is about 1892.4250472919.

The spelling of 6777289893 in words is "six billion, seven hundred seventy-seven million, two hundred eighty-nine thousand, eight hundred ninety-three".