20444543022346 has 16 divisors (see below), whose sum is σ = 30826974309120. Its totient is φ = 10168973382960.

The previous prime is 20444543022331. The next prime is 20444543022383. The reversal of 20444543022346 is 64322034544402.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21653085 + ... + 22577536.

It is an arithmetic number, because the mean of its divisors is an integer number (1926685894320).

Almost surely, 2^{20444543022346} is an apocalyptic number.

20444543022346 is a deficient number, since it is larger than the sum of its proper divisors (10382431286774).

20444543022346 is a wasteful number, since it uses less digits than its factorization.

20444543022346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44231829.

The product of its (nonzero) digits is 2211840, while the sum is 43.

Adding to 20444543022346 its reverse (64322034544402), we get a palindrome (84766577566748).

The spelling of 20444543022346 in words is "twenty trillion, four hundred forty-four billion, five hundred forty-three million, twenty-two thousand, three hundred forty-six".