20424045232 has 40 divisors (see below), whose sum is σ = 40920099696. Its totient is φ = 9869773056.

The previous prime is 20424045223. The next prime is 20424045263. The reversal of 20424045232 is 23254042402.

It is a self number, because there is not a number n which added to its sum of digits gives 20424045232.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 122923 + ... + 236554.

Almost surely, 2^20424045232 is an apocalyptic number.

It is an amenable number.

20424045232 is an abundant number, since it is smaller than the sum of its proper divisors (20496054464).

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

20424045232 is a wasteful number, since it uses less digits than its factorization.

20424045232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 359605 (or 359599 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 28.

Adding to 20424045232 its reverse (23254042402), we get a palindrome (43678087634).

The spelling of 20424045232 in words is "twenty billion, four hundred twenty-four million, forty-five thousand, two hundred thirty-two".