20344003340344 has 32 divisors (see below), whose sum is σ = 38186203749120. Its totient is φ = 10161019113696.

The previous prime is 20344003340299. The next prime is 20344003340411. The reversal of 20344003340344 is 44304330044302.

It is a congruent number.

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, 47825697 + ... + 48249199.

It is an arithmetic number, because the mean of its divisors is an integer number (1193318867160).

Almost surely, 2^{20344003340344} is an apocalyptic number.

It is an amenable number.

20344003340344 is a deficient number, since it is larger than the sum of its proper divisors (17842200408776).

20344003340344 is a wasteful number, since it uses less digits than its factorization.

20344003340344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 429979 (or 429975 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 34.

Adding to 20344003340344 its reverse (44304330044302), we get a palindrome (64648333384646).

The spelling of 20344003340344 in words is "twenty trillion, three hundred forty-four billion, three million, three hundred forty thousand, three hundred forty-four".