1838281828382 has 32 divisors (see below), whose sum is σ = 2954370170880. Its totient is φ = 855354880800.

The previous prime is 1838281828351. The next prime is 1838281828421. The reversal of 1838281828382 is 2838281828381.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1398278 + ... + 2373129.

It is an arithmetic number, because the mean of its divisors is an integer number (92324067840).

Almost surely, 2^{1838281828382} is an apocalyptic number.

1838281828382 is a deficient number, since it is larger than the sum of its proper divisors (1116088342498).

1838281828382 is a wasteful number, since it uses less digits than its factorization.

1838281828382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3771656.

The product of its digits is 18874368, while the sum is 62.

Subtracting 1838281828382 from its reverse (2838281828381), we obtain a palindrome (999999999999).

The spelling of 1838281828382 in words is "one trillion, eight hundred thirty-eight billion, two hundred eighty-one million, eight hundred twenty-eight thousand, three hundred eighty-two".