20413334605144 has 32 divisors (see below), whose sum is σ = 41222758505040. Its totient is φ = 9420733296000.

The previous prime is 20413334605057. The next prime is 20413334605159. The reversal of 20413334605144 is 44150643331402.

It is a junction number, because it is equal to n+sod(n) for n = 20413334605097 and 20413334605106.

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, 7170502 + ... + 9604309.

Almost surely, 2^{20413334605144} is an apocalyptic number.

It is an amenable number.

20413334605144 is an abundant number, since it is smaller than the sum of its proper divisors (20809423899896).

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

20413334605144 is a wasteful number, since it uses less digits than its factorization.

20413334605144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16786531 (or 16786527 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 40.

Adding to 20413334605144 its reverse (44150643331402), we get a palindrome (64563977936546).

The spelling of 20413334605144 in words is "twenty trillion, four hundred thirteen billion, three hundred thirty-four million, six hundred five thousand, one hundred forty-four".