20344160522104 has 16 divisors (see below), whose sum is σ = 38146381286400. Its totient is φ = 10171792179072.

The previous prime is 20344160522089. The next prime is 20344160522107. The reversal of 20344160522104 is 40122506144302.

It is a self number, because there is not a number n which added to its sum of digits gives 20344160522104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20344160522107) 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, 35709969 + ... + 36275200.

It is an arithmetic number, because the mean of its divisors is an integer number (2384148830400).

Almost surely, 2^{20344160522104} is an apocalyptic number.

It is an amenable number.

20344160522104 is a deficient number, since it is larger than the sum of its proper divisors (17802220764296).

20344160522104 is a wasteful number, since it uses less digits than its factorization.

20344160522104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72020502 (or 72020498 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 34.

Adding to 20344160522104 its reverse (40122506144302), we get a palindrome (60466666666406).

The spelling of 20344160522104 in words is "twenty trillion, three hundred forty-four billion, one hundred sixty million, five hundred twenty-two thousand, one hundred four".