20237224044 has 24 divisors (see below), whose sum is σ = 47416130608. Its totient is φ = 6717749760.

The previous prime is 20237224039. The next prime is 20237224081. The reversal of 20237224044 is 44042273202.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3495937 + ... + 3501720.

Almost surely, 2^20237224044 is an apocalyptic number.

It is an amenable number.

20237224044 is an abundant number, since it is smaller than the sum of its proper divisors (27178906564).

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

20237224044 is a wasteful number, since it uses less digits than its factorization.

20237224044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6997905 (or 6997903 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 30.

Adding to 20237224044 its reverse (44042273202), we get a palindrome (64279497246).

The spelling of 20237224044 in words is "twenty billion, two hundred thirty-seven million, two hundred twenty-four thousand, forty-four".