20432152004444 has 24 divisors (see below), whose sum is σ = 35871808560336. Its totient is φ = 10183105296000.

The previous prime is 20432152004437. The next prime is 20432152004449. The reversal of 20432152004444 is 44440025123402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20432152004449) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3208697 + ... + 7152624.

It is an arithmetic number, because the mean of its divisors is an integer number (1494658690014).

Almost surely, 2^{20432152004444} is an apocalyptic number.

It is an amenable number.

20432152004444 is a deficient number, since it is larger than the sum of its proper divisors (15439656555892).

20432152004444 is a wasteful number, since it uses less digits than its factorization.

20432152004444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10362917 (or 10362915 counting only the distinct ones).

The product of its (nonzero) digits is 122880, while the sum is 35.

Adding to 20432152004444 its reverse (44440025123402), we get a palindrome (64872177127846).

The spelling of 20432152004444 in words is "twenty trillion, four hundred thirty-two billion, one hundred fifty-two million, four thousand, four hundred forty-four".