8224120840056 has 32 divisors (see below), whose sum is σ = 22429420473600. Its totient is φ = 2492157830240.

The previous prime is 8224120840049. The next prime is 8224120840079. The reversal of 8224120840056 is 6500480214228.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15575986176 + ... + 15575986703.

It is an arithmetic number, because the mean of its divisors is an integer number (700919389800).

Almost surely, 2^{8224120840056} is an apocalyptic number.

It is an amenable number.

8224120840056 is an abundant number, since it is smaller than the sum of its proper divisors (14205299633544).

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

8224120840056 is a wasteful number, since it uses less digits than its factorization.

8224120840056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31151972899 (or 31151972895 counting only the distinct ones).

The product of its (nonzero) digits is 245760, while the sum is 42.

The spelling of 8224120840056 in words is "eight trillion, two hundred twenty-four billion, one hundred twenty million, eight hundred forty thousand, fifty-six".