2116226259 has 36 divisors (see below), whose sum is σ = 3581893224. Its totient is φ = 1200411072.

The previous prime is 2116226243. The next prime is 2116226293. The reversal of 2116226259 is 9526226112.

2116226259 is a `hidden beast` number, since 2 + 1 + 1 + 6 + 22 + 625 + 9 = 666.

It is not a de Polignac number, because 2116226259 - 2⁴ = 2116226243 is a prime.

It is a super-2 number, since 2×2116226259² = 8956827158562270162, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2116226059) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 42904 + ... + 77930.

It is an arithmetic number, because the mean of its divisors is an integer number (99497034).

Almost surely, 2^2116226259 is an apocalyptic number.

2116226259 is a deficient number, since it is larger than the sum of its proper divisors (1465666965).

2116226259 is a wasteful number, since it uses less digits than its factorization.

2116226259 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35184 (or 35174 counting only the distinct ones).

The product of its digits is 25920, while the sum is 36.

The square root of 2116226259 is about 46002.4592712172. The cubic root of 2116226259 is about 1283.8689617198.

The spelling of 2116226259 in words is "two billion, one hundred sixteen million, two hundred twenty-six thousand, two hundred fifty-nine".