2184734426042 has 12 divisors (see below), whose sum is σ = 3812138641530. Its totient is φ = 936314753976.

The previous prime is 2184734426011. The next prime is 2184734426047. The reversal of 2184734426042 is 2406244374812.

It can be written as a sum of positive squares in only one way, i.e., 1920549733921 + 264184692121 = 1385839^2 + 513989^2 .

It is not an unprimeable number, because it can be changed into a prime (2184734426047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11146604117 + ... + 11146604312.

Almost surely, 2^{2184734426042} is an apocalyptic number.

2184734426042 is a deficient number, since it is larger than the sum of its proper divisors (1627404215488).

2184734426042 is a wasteful number, since it uses less digits than its factorization.

2184734426042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22293208445 (or 22293208438 counting only the distinct ones).

The product of its (nonzero) digits is 2064384, while the sum is 47.

The spelling of 2184734426042 in words is "two trillion, one hundred eighty-four billion, seven hundred thirty-four million, four hundred twenty-six thousand, forty-two".