20041404442 has 8 divisors (see below), whose sum is σ = 30485516832. Its totient is φ = 9879565500.

The previous prime is 20041404437. The next prime is 20041404457. The reversal of 20041404442 is 24440414002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70568184 + ... + 70568467.

It is an arithmetic number, because the mean of its divisors is an integer number (3810689604).

Almost surely, 2^20041404442 is an apocalyptic number.

20041404442 is a deficient number, since it is larger than the sum of its proper divisors (10444112390).

20041404442 is a wasteful number, since it uses less digits than its factorization.

20041404442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141136724.

The product of its (nonzero) digits is 4096, while the sum is 25.

Adding to 20041404442 its reverse (24440414002), we get a palindrome (44481818444).

The spelling of 20041404442 in words is "twenty billion, forty-one million, four hundred four thousand, four hundred forty-two".