2216558672467 has 4 divisors (see below), whose sum is σ = 2217204338200. Its totient is φ = 2215913006736.

The previous prime is 2216558672417. The next prime is 2216558672507. The reversal of 2216558672467 is 7642768556122.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2216558672467 - 2¹⁵ = 2216558639699 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2216558672407) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 322827717 + ... + 322834582.

It is an arithmetic number, because the mean of its divisors is an integer number (554301084550).

Almost surely, 2^{2216558672467} is an apocalyptic number.

2216558672467 is a deficient number, since it is larger than the sum of its proper divisors (645665733).

2216558672467 is an equidigital number, since it uses as much as digits as its factorization.

2216558672467 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 645665732.

The product of its digits is 67737600, while the sum is 61.

The spelling of 2216558672467 in words is "two trillion, two hundred sixteen billion, five hundred fifty-eight million, six hundred seventy-two thousand, four hundred sixty-seven".