6786899826924 has 96 divisors (see below), whose sum is σ = 18614067204096. Its totient is φ = 1884013689600.

The previous prime is 6786899826871. The next prime is 6786899826937. The reversal of 6786899826924 is 4296289986876.

It is a Harshad number since it is a multiple of its sum of digits (84).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 621157 + ... + 3736259.

It is an arithmetic number, because the mean of its divisors is an integer number (193896533376).

Almost surely, 2^{6786899826924} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6786899826924, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9307033602048).

6786899826924 is an abundant number, since it is smaller than the sum of its proper divisors (11827167377172).

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

6786899826924 is a wasteful number, since it uses less digits than its factorization.

6786899826924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3115855 (or 3115853 counting only the distinct ones).

The product of its digits is 9029615616, while the sum is 84.

The spelling of 6786899826924 in words is "six trillion, seven hundred eighty-six billion, eight hundred ninety-nine million, eight hundred twenty-six thousand, nine hundred twenty-four".