20323133044 has 12 divisors (see below), whose sum is σ = 35566560484. Its totient is φ = 10161258624.

The previous prime is 20323133027. The next prime is 20323133099. The reversal of 20323133044 is 44033132302.

It can be written as a sum of positive squares in 2 ways, for example, as 2094892900 + 18228240144 = 45770^2 + 135012^2 .

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 3 ways as a sum of consecutive naturals, for example, 138652 + ... + 244684.

Almost surely, 2^20323133044 is an apocalyptic number.

It is an amenable number.

20323133044 is a deficient number, since it is larger than the sum of its proper divisors (15243427440).

20323133044 is a wasteful number, since it uses less digits than its factorization.

20323133044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153954 (or 153952 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 25.

Adding to 20323133044 its reverse (44033132302), we get a palindrome (64356265346).

The spelling of 20323133044 in words is "twenty billion, three hundred twenty-three million, one hundred thirty-three thousand, forty-four".