6778106803752 has 32 divisors (see below), whose sum is σ = 16946016470880. Its totient is φ = 2259269006400.

The previous prime is 6778106803747. The next prime is 6778106803799. The reversal of 6778106803752 is 2573086018776.

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, 5690563 + ... + 6777810.

It is an arithmetic number, because the mean of its divisors is an integer number (529563014715).

Almost surely, 2^{6778106803752} is an apocalyptic number.

It is an amenable number.

6778106803752 is an abundant number, since it is smaller than the sum of its proper divisors (10167909667128).

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

6778106803752 is a wasteful number, since it uses less digits than its factorization.

6778106803752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12491033 (or 12491029 counting only the distinct ones).

The product of its (nonzero) digits is 23708160, while the sum is 60.

The spelling of 6778106803752 in words is "six trillion, seven hundred seventy-eight billion, one hundred six million, eight hundred three thousand, seven hundred fifty-two".