2768933856 has 72 divisors (see below), whose sum is σ = 7870617720. Its totient is φ = 851974656.

The previous prime is 2768933831. The next prime is 2768933861. The reversal of 2768933856 is 6583398672.

It is a junction number, because it is equal to n+sod(n) for n = 2768933796 and 2768933805.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 69111 + ... + 101558.

It is an arithmetic number, because the mean of its divisors is an integer number (109314135).

Almost surely, 2^2768933856 is an apocalyptic number.

2768933856 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

2768933856 is an abundant number, since it is smaller than the sum of its proper divisors (5101683864).

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

2768933856 is a wasteful number, since it uses less digits than its factorization.

2768933856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170708 (or 170687 counting only the distinct ones).

The product of its digits is 13063680, while the sum is 57.

The square root of 2768933856 is about 52620.6599730562. The cubic root of 2768933856 is about 1404.2276722694.

The spelling of 2768933856 in words is "two billion, seven hundred sixty-eight million, nine hundred thirty-three thousand, eight hundred fifty-six".