2678333678 has 8 divisors (see below), whose sum is σ = 4020988368. Its totient is φ = 1338004224.

The previous prime is 2678333677. The next prime is 2678333683. The reversal of 2678333678 is 8763338762.

It is a happy number.

2678333678 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2678333677) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 578426 + ... + 583037.

It is an arithmetic number, because the mean of its divisors is an integer number (502623546).

Almost surely, 2^2678333678 is an apocalyptic number.

2678333678 is a deficient number, since it is larger than the sum of its proper divisors (1342654690).

2678333678 is a wasteful number, since it uses less digits than its factorization.

2678333678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1162618.

The product of its digits is 6096384, while the sum is 53.

The square root of 2678333678 is about 51752.6200109714. The cubic root of 2678333678 is about 1388.7419699435.

The spelling of 2678333678 in words is "two billion, six hundred seventy-eight million, three hundred thirty-three thousand, six hundred seventy-eight".