6923783430828 has 360 divisors, whose sum is σ = 21156382303056. Its totient is φ = 1966178396160.

The previous prime is 6923783430799. The next prime is 6923783430829. The reversal of 6923783430828 is 8280343873296.

It is a happy number.

6923783430828 is a `hidden beast` number, since 6 + 92 + 37 + 8 + 3 + 430 + 82 + 8 = 666.

It is not an unprimeable number, because it can be changed into a prime (6923783430829) by changing a digit.

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 119 ways as a sum of consecutive naturals, for example, 155264751 + ... + 155309337.

Almost surely, 2^{6923783430828} is an apocalyptic number.

6923783430828 is a gapful number since it is divisible by the number (68) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6923783430828, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10578191151528).

6923783430828 is an abundant number, since it is smaller than the sum of its proper divisors (14232598872228).

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

6923783430828 is a wasteful number, since it uses less digits than its factorization.

6923783430828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44875 (or 44853 counting only the distinct ones).

The product of its (nonzero) digits is 83607552, while the sum is 63.

The spelling of 6923783430828 in words is "six trillion, nine hundred twenty-three billion, seven hundred eighty-three million, four hundred thirty thousand, eight hundred twenty-eight".