20441332132 has 72 divisors (see below), whose sum is σ = 39870786816. Its totient is φ = 9159156864.

The previous prime is 20441332069. The next prime is 20441332147. The reversal of 20441332132 is 23123314402.

It is a junction number, because it is equal to n+sod(n) for n = 20441332097 and 20441332106.

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 23 ways as a sum of consecutive naturals, for example, 21584883 + ... + 21585829.

It is an arithmetic number, because the mean of its divisors is an integer number (553760928).

Almost surely, 2^20441332132 is an apocalyptic number.

It is an amenable number.

20441332132 is a deficient number, since it is larger than the sum of its proper divisors (19429454684).

20441332132 is a wasteful number, since it uses less digits than its factorization.

20441332132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1877 (or 1862 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 20441332132 its reverse (23123314402), we get a palindrome (43564646534).

The spelling of 20441332132 in words is "twenty billion, four hundred forty-one million, three hundred thirty-two thousand, one hundred thirty-two".