2198787227328 has 56 divisors (see below), whose sum is σ = 5822833365232. Its totient is φ = 732272845824.

The previous prime is 2198787227309. The next prime is 2198787227381. The reversal of 2198787227328 is 8237227878912.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4911775 + ... + 5340702.

Almost surely, 2^{2198787227328} is an apocalyptic number.

It is an amenable number.

2198787227328 is an abundant number, since it is smaller than the sum of its proper divisors (3624046137904).

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

2198787227328 is a wasteful number, since it uses less digits than its factorization.

2198787227328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10253609 (or 10253599 counting only the distinct ones).

The product of its digits is 75866112, while the sum is 66.

The spelling of 2198787227328 in words is "two trillion, one hundred ninety-eight billion, seven hundred eighty-seven million, two hundred twenty-seven thousand, three hundred twenty-eight".