20344132402032 has 20 divisors (see below), whose sum is σ = 52555675372040. Its totient is φ = 6781377467328.

The previous prime is 20344132402021. The next prime is 20344132402037. The reversal of 20344132402032 is 23020423144302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20344132402037) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 211918045807 + ... + 211918045902.

It is an arithmetic number, because the mean of its divisors is an integer number (2627783768602).

Almost surely, 2^{20344132402032} is an apocalyptic number.

It is an amenable number.

20344132402032 is an abundant number, since it is smaller than the sum of its proper divisors (32211542970008).

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

20344132402032 is a wasteful number, since it uses less digits than its factorization.

20344132402032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 423836091720 (or 423836091714 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 30.

Adding to 20344132402032 its reverse (23020423144302), we get a palindrome (43364555546334).

The spelling of 20344132402032 in words is "twenty trillion, three hundred forty-four billion, one hundred thirty-two million, four hundred two thousand, thirty-two".