2184745746844 has 12 divisors (see below), whose sum is σ = 3955143162600. Its totient is φ = 1054704843248.

The previous prime is 2184745746829. The next prime is 2184745746863. The reversal of 2184745746844 is 4486475474812.

It is a super-2 number, since 2×2184745746844² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9417007414 + ... + 9417007645.

It is an arithmetic number, because the mean of its divisors is an integer number (329595263550).

Almost surely, 2^{2184745746844} is an apocalyptic number.

It is an amenable number.

2184745746844 is a deficient number, since it is larger than the sum of its proper divisors (1770397415756).

2184745746844 is a wasteful number, since it uses less digits than its factorization.

2184745746844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18834015092 (or 18834015090 counting only the distinct ones).

The product of its digits is 192675840, while the sum is 64.

The spelling of 2184745746844 in words is "two trillion, one hundred eighty-four billion, seven hundred forty-five million, seven hundred forty-six thousand, eight hundred forty-four".