6774994776 has 64 divisors (see below), whose sum is σ = 18496874880. Its totient is φ = 2050849280.

The previous prime is 6774994763. The next prime is 6774994783.

6774994776 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (66).

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 244795 + ... + 271061.

It is an arithmetic number, because the mean of its divisors is an integer number (289013670).

Almost surely, 2^6774994776 is an apocalyptic number.

6774994776 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

It is an amenable number.

6774994776 is an abundant number, since it is smaller than the sum of its proper divisors (11721880104).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6774994776 is a wasteful number, since it uses less digits than its factorization.

6774994776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27264 (or 27260 counting only the distinct ones).

The product of its digits is 112021056, while the sum is 66.

The square root of 6774994776 is about 82310.3564322255. The cubic root of 6774994776 is about 1892.2114010633.

The spelling of 6774994776 in words is "six billion, seven hundred seventy-four million, nine hundred ninety-four thousand, seven hundred seventy-six".