104821808263843 has 4 divisors (see below), whose sum is σ = 114351063560568. Its totient is φ = 95292552967120.

The previous prime is 104821808263819. The next prime is 104821808263871. The reversal of 104821808263843 is 348362808128401.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 104821808263843 - 2⁵ = 104821808263811 is a prime.

It is a super-2 number, since 2×104821808263843² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (104821808263943) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4764627648346 + ... + 4764627648367.

It is an arithmetic number, because the mean of its divisors is an integer number (28587765890142).

Almost surely, 2^{104821808263843} is an apocalyptic number.

104821808263843 is a deficient number, since it is larger than the sum of its proper divisors (9529255296725).

104821808263843 is an equidigital number, since it uses as much as digits as its factorization.

104821808263843 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9529255296724.

The product of its (nonzero) digits is 14155776, while the sum is 58.

The spelling of 104821808263843 in words is "one hundred four trillion, eight hundred twenty-one billion, eight hundred eight million, two hundred sixty-three thousand, eight hundred forty-three".