216526633314313 has 8 divisors (see below), whose sum is σ = 247459565838528. Its totient is φ = 185593839874224.

The previous prime is 216526633314301. The next prime is 216526633314323. The reversal of 216526633314313 is 313413336625612.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 216526633314313 - 2¹⁷ = 216526633183241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (216526633314323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31413406 + ... + 37680967.

It is an arithmetic number, because the mean of its divisors is an integer number (30932445729816).

Almost surely, 2^{216526633314313} is an apocalyptic number.

It is an amenable number.

216526633314313 is a deficient number, since it is larger than the sum of its proper divisors (30932932524215).

216526633314313 is an equidigital number, since it uses as much as digits as its factorization.

216526633314313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69542063.

The product of its digits is 4199040, while the sum is 49.

Adding to 216526633314313 its reverse (313413336625612), we get a palindrome (529939969939925).

The spelling of 216526633314313 in words is "two hundred sixteen trillion, five hundred twenty-six billion, six hundred thirty-three million, three hundred fourteen thousand, three hundred thirteen".