2184342981725 has 6 divisors (see below), whose sum is σ = 2708585297370. Its totient is φ = 1747474385360.

The previous prime is 2184342981703. The next prime is 2184342981787. The reversal of 2184342981725 is 5271892434812.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 96832370041 + 2087510611684 = 311179^2 + 1444822^2 .

It is not a de Polignac number, because 2184342981725 - 2⁶ = 2184342981661 is a prime.

It is a super-3 number, since 3×2184342981725³ (a number of 38 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 43686859610 + ... + 43686859659.

It is an arithmetic number, because the mean of its divisors is an integer number (451430882895).

Almost surely, 2^{2184342981725} is an apocalyptic number.

2184342981725 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2184342981725 is a deficient number, since it is larger than the sum of its proper divisors (524242315645).

2184342981725 is an equidigital number, since it uses as much as digits as its factorization.

2184342981725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87373719279 (or 87373719274 counting only the distinct ones).

The product of its digits is 7741440, while the sum is 56.

The spelling of 2184342981725 in words is "two trillion, one hundred eighty-four billion, three hundred forty-two million, nine hundred eighty-one thousand, seven hundred twenty-five".