20413334164451 has 8 divisors (see below), whose sum is σ = 20420786749440. Its totient is φ = 20405882566152.

The previous prime is 20413334164429. The next prime is 20413334164463. The reversal of 20413334164451 is 15446143331402.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20413334164451 - 2³⁴ = 20396154295267 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20413334164399 and 20413334164408.

It is not an unprimeable number, because it can be changed into a prime (20413334164051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42481190 + ... + 42959028.

It is an arithmetic number, because the mean of its divisors is an integer number (2552598343680).

Almost surely, 2^{20413334164451} is an apocalyptic number.

20413334164451 is a deficient number, since it is larger than the sum of its proper divisors (7452584989).

20413334164451 is a wasteful number, since it uses less digits than its factorization.

20413334164451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 493345.

The product of its (nonzero) digits is 414720, while the sum is 41.

Adding to 20413334164451 its reverse (15446143331402), we get a palindrome (35859477495853).

The spelling of 20413334164451 in words is "twenty trillion, four hundred thirteen billion, three hundred thirty-four million, one hundred sixty-four thousand, four hundred fifty-one".