8226204404856 has 32 divisors (see below), whose sum is σ = 20574464354640. Its totient is φ = 2740874355968.

The previous prime is 8226204404827. The next prime is 8226204404923. The reversal of 8226204404856 is 6584044026228.

It is a junction number, because it is equal to n+sod(n) for n = 8226204404799 and 8226204404808.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74554911 + ... + 74665166.

Almost surely, 2^{8226204404856} is an apocalyptic number.

It is an amenable number.

8226204404856 is an abundant number, since it is smaller than the sum of its proper divisors (12348259949784).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8226204404856 is a wasteful number, since it uses less digits than its factorization.

8226204404856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149222383 (or 149222379 counting only the distinct ones).

The product of its (nonzero) digits is 5898240, while the sum is 51.

The spelling of 8226204404856 in words is "eight trillion, two hundred twenty-six billion, two hundred four million, four hundred four thousand, eight hundred fifty-six".