6786774813812 has 24 divisors (see below), whose sum is σ = 13624008935040. Its totient is φ = 2897805068640.

The previous prime is 6786774813743. The next prime is 6786774813829. The reversal of 6786774813812 is 2183184776876.

It is a Smith number, since the sum of its digits (68) coincides with the sum of the digits of its prime factors.

It is a congruent 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, 450521864 + ... + 450536927.

It is an arithmetic number, because the mean of its divisors is an integer number (567667038960).

Almost surely, 2^{6786774813812} is an apocalyptic number.

It is an amenable number.

6786774813812 is an abundant number, since it is smaller than the sum of its proper divisors (6837234121228).

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

6786774813812 is a wasteful number, since it uses less digits than its factorization.

6786774813812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 901059071 (or 901059069 counting only the distinct ones).

The product of its digits is 151732224, while the sum is 68.

The spelling of 6786774813812 in words is "six trillion, seven hundred eighty-six billion, seven hundred seventy-four million, eight hundred thirteen thousand, eight hundred twelve".