2689782244682 has 8 divisors (see below), whose sum is σ = 4345032856836. Its totient is φ = 1241437959072.

The previous prime is 2689782244649. The next prime is 2689782244741. The reversal of 2689782244682 is 2864422879862.

It can be written as a sum of positive squares in 2 ways, for example, as 2251113137641 + 438669107041 = 1500371^2 + 662321^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×2689782244682² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 51726581603 + ... + 51726581654.

Almost surely, 2^{2689782244682} is an apocalyptic number.

2689782244682 is a deficient number, since it is larger than the sum of its proper divisors (1655250612154).

2689782244682 is a wasteful number, since it uses less digits than its factorization.

2689782244682 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103453163272.

The product of its digits is 297271296, while the sum is 68.

The spelling of 2689782244682 in words is "two trillion, six hundred eighty-nine billion, seven hundred eighty-two million, two hundred forty-four thousand, six hundred eighty-two".