6776676773770 has 32 divisors (see below), whose sum is σ = 12328962544080. Its totient is φ = 2681727160320.

The previous prime is 6776676773683. The next prime is 6776676773773. The reversal of 6776676773770 is 773776766776.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 14612216161 + 6762064557609 = 120881^2 + 2600397^2 .

It is a Smith number, since the sum of its digits (76) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (6776676773773) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9350205 + ... + 10048864.

Almost surely, 2^{6776676773770} is an apocalyptic number.

6776676773770 is a deficient number, since it is larger than the sum of its proper divisors (5552285770310).

6776676773770 is a wasteful number, since it uses less digits than its factorization.

6776676773770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19399450.

The product of its (nonzero) digits is 3201935184, while the sum is 76.

The spelling of 6776676773770 in words is "six trillion, seven hundred seventy-six billion, six hundred seventy-six million, seven hundred seventy-three thousand, seven hundred seventy".