20244434442 has 8 divisors (see below), whose sum is σ = 40488868896. Its totient is φ = 6748144812.

The previous prime is 20244434437. The next prime is 20244434447. The reversal of 20244434442 is 24443444202.

It is an interprime number because it is at equal distance from previous prime (20244434437) and next prime (20244434447).

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

20244434442 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (20244434447) 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, 1687036198 + ... + 1687036209.

It is an arithmetic number, because the mean of its divisors is an integer number (5061108612).

Almost surely, 2^20244434442 is an apocalyptic number.

20244434442 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

20244434442 is a wasteful number, since it uses less digits than its factorization.

20244434442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3374072412.

The product of its (nonzero) digits is 98304, while the sum is 33.

Adding to 20244434442 its reverse (24443444202), we get a palindrome (44687878644).

The spelling of 20244434442 in words is "twenty billion, two hundred forty-four million, four hundred thirty-four thousand, four hundred forty-two".