6776380661747 has 8 divisors (see below), whose sum is σ = 6847611913296. Its totient is φ = 6705177403392.

The previous prime is 6776380661719. The next prime is 6776380661789. The reversal of 6776380661747 is 7471660836776.

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 6776380661747 - 2¹⁶ = 6776380596211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6776380661707) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6511433 + ... + 7480074.

It is an arithmetic number, because the mean of its divisors is an integer number (855951489162).

Almost surely, 2^{6776380661747} is an apocalyptic number.

6776380661747 is a deficient number, since it is larger than the sum of its proper divisors (71231251549).

6776380661747 is a wasteful number, since it uses less digits than its factorization.

6776380661747 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13996597.

The product of its (nonzero) digits is 298722816, while the sum is 68.

The spelling of 6776380661747 in words is "six trillion, seven hundred seventy-six billion, three hundred eighty million, six hundred sixty-one thousand, seven hundred forty-seven".