2688322742 has 16 divisors (see below), whose sum is σ = 4610068992. Its totient is φ = 1151759400.

The previous prime is 2688322739. The next prime is 2688322877. The reversal of 2688322742 is 2472238862.

It is a junction number, because it is equal to n+sod(n) for n = 2688322693 and 2688322702.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14867 + ... + 74817.

It is an arithmetic number, because the mean of its divisors is an integer number (288129312).

Almost surely, 2^2688322742 is an apocalyptic number.

2688322742 is a deficient number, since it is larger than the sum of its proper divisors (1921746250).

2688322742 is a wasteful number, since it uses less digits than its factorization.

2688322742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63163.

The product of its digits is 516096, while the sum is 44.

The square root of 2688322742 is about 51849.0380045763. The cubic root of 2688322742 is about 1390.4663035347.

The spelling of 2688322742 in words is "two billion, six hundred eighty-eight million, three hundred twenty-two thousand, seven hundred forty-two".