8338769856 has 280 divisors, whose sum is σ = 26868892160. Its totient is φ = 2547417600.

The previous prime is 8338769849. The next prime is 8338769861. The reversal of 8338769856 is 6589678338.

It is a super-2 number, since 2×8338769856² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 8338769793 and 8338769802.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 3052011 + ... + 3054741.

Almost surely, 2^8338769856 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 8338769856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13434446080).

8338769856 is an abundant number, since it is smaller than the sum of its proper divisors (18530122304).

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

8338769856 is a wasteful number, since it uses less digits than its factorization.

8338769856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2805 (or 2786 counting only the distinct ones).

The product of its digits is 52254720, while the sum is 63.

The square root of 8338769856 is about 91316.8651235904. The cubic root of 8338769856 is about 2027.8414497384.

The spelling of 8338769856 in words is "eight billion, three hundred thirty-eight million, seven hundred sixty-nine thousand, eight hundred fifty-six".