6776063549 has 8 divisors (see below), whose sum is σ = 6889397592. Its totient is φ = 6662802240.

The previous prime is 6776063533. The next prime is 6776063551. The reversal of 6776063549 is 9453606776.

6776063549 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 155800324 + 6620263225 = 12482^2 + 81365^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6776063549 - 2⁴ = 6776063533 is a prime.

It is a super-3 number, since 3×6776063549³ (a number of 30 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6776063549.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6776063509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 189287 + ... + 222219.

It is an arithmetic number, because the mean of its divisors is an integer number (861174699).

Almost surely, 2^6776063549 is an apocalyptic number.

It is an amenable number.

6776063549 is a deficient number, since it is larger than the sum of its proper divisors (113334043).

6776063549 is a wasteful number, since it uses less digits than its factorization.

6776063549 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36367.

The product of its (nonzero) digits is 5715360, while the sum is 53.

The square root of 6776063549 is about 82316.8485123185. The cubic root of 6776063549 is about 1892.3108962506.

The spelling of 6776063549 in words is "six billion, seven hundred seventy-six million, sixty-three thousand, five hundred forty-nine".