2688456314 has 4 divisors (see below), whose sum is σ = 4032684474. Its totient is φ = 1344228156.

The previous prime is 2688456299. The next prime is 2688456349. The reversal of 2688456314 is 4136548862.

2688456314 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1860455689 + 828000625 = 43133^2 + 28775^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 672114077 + ... + 672114080.

Almost surely, 2^2688456314 is an apocalyptic number.

2688456314 is a deficient number, since it is larger than the sum of its proper divisors (1344228160).

2688456314 is a wasteful number, since it uses less digits than its factorization.

2688456314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1344228159.

The product of its digits is 1105920, while the sum is 47.

The square root of 2688456314 is about 51850.3260741917. The cubic root of 2688456314 is about 1390.4893320556.

The spelling of 2688456314 in words is "two billion, six hundred eighty-eight million, four hundred fifty-six thousand, three hundred fourteen".