20344304202044 has 12 divisors (see below), whose sum is σ = 35604503718168. Its totient is φ = 10171588854000.

The previous prime is 20344304202037. The next prime is 20344304202067. The reversal of 20344304202044 is 44020240344302.

It is a self number, because there is not a number n which added to its sum of digits gives 20344304202044.

It is a congruent number.

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, 140730482 + ... + 140874969.

It is an arithmetic number, because the mean of its divisors is an integer number (2967041976514).

Almost surely, 2^{20344304202044} is an apocalyptic number.

It is an amenable number.

20344304202044 is a deficient number, since it is larger than the sum of its proper divisors (15260199516124).

20344304202044 is a wasteful number, since it uses less digits than its factorization.

20344304202044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 281623516 (or 281623514 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 32.

Adding to 20344304202044 its reverse (44020240344302), we get a palindrome (64364544546346).

The spelling of 20344304202044 in words is "twenty trillion, three hundred forty-four billion, three hundred four million, two hundred two thousand, forty-four".