2688829368 has 64 divisors (see below), whose sum is σ = 6915814560. Its totient is φ = 870529536.

The previous prime is 2688829357. The next prime is 2688829369. The reversal of 2688829368 is 8639288862.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2688829369) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 577546 + ... + 582182.

Almost surely, 2^2688829368 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 2688829368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3457907280).

2688829368 is an abundant number, since it is smaller than the sum of its proper divisors (4226985192).

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

2688829368 is a wasteful number, since it uses less digits than its factorization.

2688829368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5336 (or 5332 counting only the distinct ones).

The product of its digits is 15925248, while the sum is 60.

The square root of 2688829368 is about 51853.9233616898. The cubic root of 2688829368 is about 1390.5536445030.

The spelling of 2688829368 in words is "two billion, six hundred eighty-eight million, eight hundred twenty-nine thousand, three hundred sixty-eight".