20044004026 has 4 divisors (see below), whose sum is σ = 30066006042. Its totient is φ = 10022002012.

The previous prime is 20044004023. The next prime is 20044004059. The reversal of 20044004026 is 62040044002.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 17578782225 + 2465221801 = 132585^2 + 49651^2 .

It is a junction number, because it is equal to n+sod(n) for n = 20044003988 and 20044004006.

It is not an unprimeable number, because it can be changed into a prime (20044004021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5011001005 + ... + 5011001008.

Almost surely, 2^20044004026 is an apocalyptic number.

20044004026 is a deficient number, since it is larger than the sum of its proper divisors (10022002016).

20044004026 is a wasteful number, since it uses less digits than its factorization.

20044004026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10022002015.

The product of its (nonzero) digits is 1536, while the sum is 22.

Adding to 20044004026 its reverse (62040044002), we get a palindrome (82084048028).

The spelling of 20044004026 in words is "twenty billion, forty-four million, four thousand, twenty-six".