2216461616215 has 24 divisors (see below), whose sum is σ = 3375272164752. Its totient is φ = 1381690356480.

The previous prime is 2216461616147. The next prime is 2216461616267. The reversal of 2216461616215 is 5126161646122.

It is a de Polignac number, because none of the positive numbers 2^k-2216461616215 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 411214674 + ... + 411220063.

It is an arithmetic number, because the mean of its divisors is an integer number (140636340198).

Almost surely, 2^{2216461616215} is an apocalyptic number.

2216461616215 is a deficient number, since it is larger than the sum of its proper divisors (1158810548537).

2216461616215 is a wasteful number, since it uses less digits than its factorization.

2216461616215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 822434767 (or 822434760 counting only the distinct ones).

The product of its digits is 207360, while the sum is 43.

The spelling of 2216461616215 in words is "two trillion, two hundred sixteen billion, four hundred sixty-one million, six hundred sixteen thousand, two hundred fifteen".