6776347664018 has 16 divisors (see below), whose sum is σ = 10194579673056. Its totient is φ = 3378156819840.

The previous prime is 6776347663997. The next prime is 6776347664027. The reversal of 6776347664018 is 8104667436776.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5144033 + ... + 6325643.

It is an arithmetic number, because the mean of its divisors is an integer number (637161229566).

Almost surely, 2^{6776347664018} is an apocalyptic number.

6776347664018 is a deficient number, since it is larger than the sum of its proper divisors (3418232009038).

6776347664018 is a wasteful number, since it uses less digits than its factorization.

6776347664018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1190089.

The product of its (nonzero) digits is 170698752, while the sum is 65.

The spelling of 6776347664018 in words is "six trillion, seven hundred seventy-six billion, three hundred forty-seven million, six hundred sixty-four thousand, eighteen".