20413140553442 has 16 divisors (see below), whose sum is σ = 37685797945152. Its totient is φ = 8075528130960.

The previous prime is 20413140553439. The next prime is 20413140553447. The reversal of 20413140553442 is 24435504131402.

It is a junction number, because it is equal to n+sod(n) for n = 20413140553396 and 20413140553405.

It is not an unprimeable number, because it can be changed into a prime (20413140553447) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56080056284 + ... + 56080056647.

It is an arithmetic number, because the mean of its divisors is an integer number (2355362371572).

Almost surely, 2^{20413140553442} is an apocalyptic number.

20413140553442 is a deficient number, since it is larger than the sum of its proper divisors (17272657391710).

20413140553442 is a wasteful number, since it uses less digits than its factorization.

20413140553442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112160112953.

The product of its (nonzero) digits is 230400, while the sum is 38.

Adding to 20413140553442 its reverse (24435504131402), we get a palindrome (44848644684844).

The spelling of 20413140553442 in words is "twenty trillion, four hundred thirteen billion, one hundred forty million, five hundred fifty-three thousand, four hundred forty-two".