2680043678 has 8 divisors (see below), whose sum is σ = 4329301368. Its totient is φ = 1236943224.

The previous prime is 2680043657. The next prime is 2680043683. The reversal of 2680043678 is 8763400862.

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 an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51539276 + ... + 51539327.

It is an arithmetic number, because the mean of its divisors is an integer number (541162671).

Almost surely, 2^2680043678 is an apocalyptic number.

2680043678 is a deficient number, since it is larger than the sum of its proper divisors (1649257690).

2680043678 is a wasteful number, since it uses less digits than its factorization.

2680043678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103078618.

The product of its (nonzero) digits is 387072, while the sum is 44.

The square root of 2680043678 is about 51769.1382775491. The cubic root of 2680043678 is about 1389.0374575914.

The spelling of 2680043678 in words is "two billion, six hundred eighty million, forty-three thousand, six hundred seventy-eight".