2133144454566 has 32 divisors (see below), whose sum is σ = 4379318995968. Its totient is φ = 692281028160.

The previous prime is 2133144454531. The next prime is 2133144454577. The reversal of 2133144454566 is 6654544413312.

It is a Curzon number.

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 15 ways as a sum of consecutive naturals, for example, 8782990 + ... + 9022593.

It is an arithmetic number, because the mean of its divisors is an integer number (136853718624).

Almost surely, 2^{2133144454566} is an apocalyptic number.

2133144454566 is an abundant number, since it is smaller than the sum of its proper divisors (2246174541402).

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

2133144454566 is a wasteful number, since it uses less digits than its factorization.

2133144454566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17806116.

The product of its digits is 4147200, while the sum is 48.

Adding to 2133144454566 its reverse (6654544413312), we get a palindrome (8787688867878).

The spelling of 2133144454566 in words is "two trillion, one hundred thirty-three billion, one hundred forty-four million, four hundred fifty-four thousand, five hundred sixty-six".