2116266415 has 16 divisors (see below), whose sum is σ = 2642502528. Its totient is φ = 1625718016.

The previous prime is 2116266413. The next prime is 2116266419. The reversal of 2116266415 is 5146626112.

It is a cyclic number.

It is not a de Polignac number, because 2116266415 - 2¹ = 2116266413 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2116266413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72502 + ... + 97411.

It is an arithmetic number, because the mean of its divisors is an integer number (165156408).

Almost surely, 2^2116266415 is an apocalyptic number.

2116266415 is a deficient number, since it is larger than the sum of its proper divisors (526236113).

2116266415 is a wasteful number, since it uses less digits than its factorization.

2116266415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170018.

The product of its digits is 17280, while the sum is 34.

The square root of 2116266415 is about 46002.8957240737. The cubic root of 2116266415 is about 1283.8770822623.

It can be divided in two parts, 211 and 6266415, that added together give a palindrome (6266626).

The spelling of 2116266415 in words is "two billion, one hundred sixteen million, two hundred sixty-six thousand, four hundred fifteen".