2244117428217 has 48 divisors (see below), whose sum is σ = 3728667280000. Its totient is φ = 1274015298816.

The previous prime is 2244117428207. The next prime is 2244117428279. The reversal of 2244117428217 is 7128247114422.

2244117428217 is a `hidden beast` number, since 2 + 2 + 4 + 4 + 1 + 1 + 7 + 428 + 217 = 666.

It is not a de Polignac number, because 2244117428217 - 2¹¹ = 2244117426169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2244117428207) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 138099909 + ... + 138116157.

Almost surely, 2^{2244117428217} is an apocalyptic number.

It is an amenable number.

2244117428217 is a deficient number, since it is larger than the sum of its proper divisors (1484549851783).

2244117428217 is a wasteful number, since it uses less digits than its factorization.

2244117428217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30382 (or 30379 counting only the distinct ones).

The product of its digits is 401408, while the sum is 45.

The spelling of 2244117428217 in words is "two trillion, two hundred forty-four billion, one hundred seventeen million, four hundred twenty-eight thousand, two hundred seventeen".