20043323244 has 72 divisors (see below), whose sum is σ = 57916535040. Its totient is φ = 5725318752.

The previous prime is 20043323239. The next prime is 20043323249. The reversal of 20043323244 is 44232334002.

20043323244 is a `hidden beast` number, since 2 + 0 + 0 + 4 + 332 + 324 + 4 = 666.

It is an interprime number because it is at equal distance from previous prime (20043323239) and next prime (20043323249).

It is not an unprimeable number, because it can be changed into a prime (20043323249) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 1647817 + ... + 1659935.

It is an arithmetic number, because the mean of its divisors is an integer number (804396320).

Almost surely, 2^20043323244 is an apocalyptic number.

It is an amenable number.

20043323244 is an abundant number, since it is smaller than the sum of its proper divisors (37873211796).

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

20043323244 is a wasteful number, since it uses less digits than its factorization.

20043323244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18699 (or 18694 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 27.

Adding to 20043323244 its reverse (44232334002), we get a palindrome (64275657246).

The spelling of 20043323244 in words is "twenty billion, forty-three million, three hundred twenty-three thousand, two hundred forty-four".