2665298882 has 24 divisors (see below), whose sum is σ = 4167348276. Its totient is φ = 1278373824.

The previous prime is 2665298869. The next prime is 2665298887. The reversal of 2665298882 is 2888925662.

It can be written as a sum of positive squares in 6 ways, for example, as 1127012041 + 1538286841 = 33571^2 + 39221^2 .

It is not an unprimeable number, because it can be changed into a prime (2665298887) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 259028 + ... + 269120.

Almost surely, 2^2665298882 is an apocalyptic number.

2665298882 is a deficient number, since it is larger than the sum of its proper divisors (1502049394).

2665298882 is a wasteful number, since it uses less digits than its factorization.

2665298882 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10310 (or 10281 counting only the distinct ones).

The product of its digits is 6635520, while the sum is 56.

The square root of 2665298882 is about 51626.5327326947. The cubic root of 2665298882 is about 1386.4854159234.

The spelling of 2665298882 in words is "two billion, six hundred sixty-five million, two hundred ninety-eight thousand, eight hundred eighty-two".