2144134422 has 64 divisors (see below), whose sum is σ = 4863672000. Its totient is φ = 700026624.

The previous prime is 2144134411. The next prime is 2144134471. The reversal of 2144134422 is 2244314412.

2144134422 is a `hidden beast` number, since 214 + 4 + 1 + 3 + 442 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 521808 + ... + 525900.

It is an arithmetic number, because the mean of its divisors is an integer number (75994875).

Almost surely, 2^2144134422 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2144134422, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2431836000).

2144134422 is an abundant number, since it is smaller than the sum of its proper divisors (2719537578).

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

2144134422 is a wasteful number, since it uses less digits than its factorization.

2144134422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4302 (or 4296 counting only the distinct ones).

The product of its digits is 6144, while the sum is 27.

The square root of 2144134422 is about 46304.7991249287. The cubic root of 2144134422 is about 1289.4880932649.

Adding to 2144134422 its reverse (2244314412), we get a palindrome (4388448834).

The spelling of 2144134422 in words is "two billion, one hundred forty-four million, one hundred thirty-four thousand, four hundred twenty-two".