838085808580838 has 32 divisors (see below), whose sum is σ = 1295428098856320. Its totient is φ = 406521692490240.

The previous prime is 838085808580817. The next prime is 838085808580841.

838085808580838 is nontrivially palindromic in base 10.

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, 190022078 + ... + 194382513.

It is an arithmetic number, because the mean of its divisors is an integer number (40482128089260).

Almost surely, 2^{838085808580838} is an apocalyptic number.

838085808580838 is a deficient number, since it is larger than the sum of its proper divisors (457342290275482).

838085808580838 is a wasteful number, since it uses less digits than its factorization.

838085808580838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 384404912.

The product of its (nonzero) digits is 3774873600, while the sum is 80.

The spelling of 838085808580838 in words is "eight hundred thirty-eight trillion, eighty-five billion, eight hundred eight million, five hundred eighty thousand, eight hundred thirty-eight".