3221623543056 has 40 divisors (see below), whose sum is σ = 8322613955520. Its totient is φ = 1073863357056.

The previous prime is 3221623543027. The next prime is 3221623543157. The reversal of 3221623543056 is 6503453261223.

It is a junction number, because it is equal to n+sod(n) for n = 3221623542999 and 3221623543017.

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, 5244306 + ... + 5826318.

It is an arithmetic number, because the mean of its divisors is an integer number (208065348888).

Almost surely, 2^{3221623543056} is an apocalyptic number.

It is an amenable number.

3221623543056 is an abundant number, since it is smaller than the sum of its proper divisors (5100990412464).

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

3221623543056 is a wasteful number, since it uses less digits than its factorization.

3221623543056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 697343 (or 697337 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 42.

The spelling of 3221623543056 in words is "three trillion, two hundred twenty-one billion, six hundred twenty-three million, five hundred forty-three thousand, fifty-six".