2688330544 has 20 divisors (see below), whose sum is σ = 5210281600. Its totient is φ = 1343741760.

The previous prime is 2688330511. The next prime is 2688330553. The reversal of 2688330544 is 4450338862.

It is a super-2 number, since 2×2688330544² = 14454242227606671872, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2688330544.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29482 + ... + 79030.

It is an arithmetic number, because the mean of its divisors is an integer number (260514080).

Almost surely, 2^2688330544 is an apocalyptic number.

It is an amenable number.

2688330544 is a deficient number, since it is larger than the sum of its proper divisors (2521951056).

2688330544 is a wasteful number, since it uses less digits than its factorization.

2688330544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52948 (or 52942 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 43.

The square root of 2688330544 is about 51849.1132421761. The cubic root of 2688330544 is about 1390.4676486618.

The spelling of 2688330544 in words is "two billion, six hundred eighty-eight million, three hundred thirty thousand, five hundred forty-four".