2688173616 has 80 divisors (see below), whose sum is σ = 7011051264. Its totient is φ = 887507712.

The previous prime is 2688173597. The next prime is 2688173623. The reversal of 2688173616 is 6163718862.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3550710 + ... + 3551466.

Almost surely, 2^2688173616 is an apocalyptic number.

It is an amenable number.

2688173616 is an abundant number, since it is smaller than the sum of its proper divisors (4322877648).

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

2688173616 is a wasteful number, since it uses less digits than its factorization.

2688173616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1378 (or 1372 counting only the distinct ones).

The product of its digits is 580608, while the sum is 48.

The square root of 2688173616 is about 51847.5999058780. The cubic root of 2688173616 is about 1390.4405925205.

The spelling of 2688173616 in words is "two billion, six hundred eighty-eight million, one hundred seventy-three thousand, six hundred sixteen".