2133444440430 has 192 divisors, whose sum is σ = 6078062577600. Its totient is φ = 516794019840.

The previous prime is 2133444440429. The next prime is 2133444440467. The reversal of 2133444440430 is 340444443312.

2133444440430 is a `hidden beast` number, since 2 + 133 + 4 + 44 + 440 + 43 + 0 = 666.

It is a congruent number.

It is an unprimeable number.

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 95 ways as a sum of consecutive naturals, for example, 143263285 + ... + 143278175.

It is an arithmetic number, because the mean of its divisors is an integer number (31656575925).

Almost surely, 2^{2133444440430} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2133444440430, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3039031288800).

2133444440430 is an abundant number, since it is smaller than the sum of its proper divisors (3944618137170).

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

2133444440430 is a wasteful number, since it uses less digits than its factorization.

2133444440430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18179 (or 18176 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 36.

Adding to 2133444440430 its reverse (340444443312), we get a palindrome (2473888883742).

The spelling of 2133444440430 in words is "two trillion, one hundred thirty-three billion, four hundred forty-four million, four hundred forty thousand, four hundred thirty".