20004144004232 has 16 divisors (see below), whose sum is σ = 38067587471760. Its totient is φ = 9852787345104.

The previous prime is 20004144004231. The next prime is 20004144004261. The reversal of 20004144004232 is 23240044140002.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (20004144004231) 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, 18660581558 + ... + 18660582629.

It is an arithmetic number, because the mean of its divisors is an integer number (2379224216985).

Almost surely, 2^{20004144004232} is an apocalyptic number.

It is an amenable number.

20004144004232 is a deficient number, since it is larger than the sum of its proper divisors (18063443467528).

20004144004232 is a wasteful number, since it uses less digits than its factorization.

20004144004232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37321164260 (or 37321164256 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 26.

Adding to 20004144004232 its reverse (23240044140002), we get a palindrome (43244188144234).

The spelling of 20004144004232 in words is "twenty trillion, four billion, one hundred forty-four million, four thousand, two hundred thirty-two".