20043224352 has 72 divisors (see below), whose sum is σ = 57638419020. Its totient is φ = 6605998080.

The previous prime is 20043224347. The next prime is 20043224381. The reversal of 20043224352 is 25342234002.

It is a happy number.

20043224352 is a `hidden beast` number, since 200 + 4 + 3 + 22 + 435 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 19554106896 + 489117456 = 139836^2 + 22116^2 .

It is a tau number, because it is divible by the number of its divisors (72).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 365349 + ... + 416612.

Almost surely, 2^20043224352 is an apocalyptic number.

It is an amenable number.

20043224352 is an abundant number, since it is smaller than the sum of its proper divisors (37595194668).

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

20043224352 is a wasteful number, since it uses less digits than its factorization.

20043224352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 782066 (or 782055 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 27.

Adding to 20043224352 its reverse (25342234002), we get a palindrome (45385458354).

The spelling of 20043224352 in words is "twenty billion, forty-three million, two hundred twenty-four thousand, three hundred fifty-two".