2244807439218 has 12 divisors (see below), whose sum is σ = 4863749451678. Its totient is φ = 748269146400.

The previous prime is 2244807439187. The next prime is 2244807439219. The reversal of 2244807439218 is 8129347084422.

2244807439218 is a `hidden beast` number, since 2 + 2 + 4 + 480 + 74 + 3 + 92 + 1 + 8 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1755405056889 + 489402382329 = 1324917^2 + 699573^2 .

It is not an unprimeable number, because it can be changed into a prime (2244807439219) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 62355762183 + ... + 62355762218.

Almost surely, 2^{2244807439218} is an apocalyptic number.

2244807439218 is an abundant number, since it is smaller than the sum of its proper divisors (2618942012460).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2244807439218 is a wasteful number, since it uses less digits than its factorization.

2244807439218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124711524409 (or 124711524406 counting only the distinct ones).

The product of its (nonzero) digits is 6193152, while the sum is 54.

The spelling of 2244807439218 in words is "two trillion, two hundred forty-four billion, eight hundred seven million, four hundred thirty-nine thousand, two hundred eighteen".