3216427012216 has 16 divisors (see below), whose sum is σ = 6579055252440. Its totient is φ = 1462012278240.

The previous prime is 3216427012153. The next prime is 3216427012217. The reversal of 3216427012216 is 6122107246123.

It is a super-2 number, since 2×3216427012216² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3216427012217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18275153391 + ... + 18275153566.

Almost surely, 2^{3216427012216} is an apocalyptic number.

It is an amenable number.

3216427012216 is an abundant number, since it is smaller than the sum of its proper divisors (3362628240224).

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

3216427012216 is a wasteful number, since it uses less digits than its factorization.

3216427012216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36550306974 (or 36550306970 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 37.

The spelling of 3216427012216 in words is "three trillion, two hundred sixteen billion, four hundred twenty-seven million, twelve thousand, two hundred sixteen".