3216223105544 has 32 divisors (see below), whose sum is σ = 6060083170680. Its totient is φ = 1600213745664.

The previous prime is 3216223105517. The next prime is 3216223105573. The reversal of 3216223105544 is 4455013226123.

It can be written as a sum of positive squares in 4 ways, for example, as 2776349072644 + 439874032900 = 1666238^2 + 663230^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3216223105498 and 3216223105507.

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, 1208144 + ... + 2809280.

Almost surely, 2^{3216223105544} is an apocalyptic number.

It is an amenable number.

3216223105544 is a deficient number, since it is larger than the sum of its proper divisors (2843860065136).

3216223105544 is a wasteful number, since it uses less digits than its factorization.

3216223105544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1602377 (or 1602373 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 38.

The spelling of 3216223105544 in words is "three trillion, two hundred sixteen billion, two hundred twenty-three million, one hundred five thousand, five hundred forty-four".