20412561113063 has 8 divisors (see below), whose sum is σ = 23331409003680. Its totient is φ = 17494405155360.

The previous prime is 20412561113033. The next prime is 20412561113267. The reversal of 20412561113063 is 36031116521402.

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

It is not a de Polignac number, because 20412561113063 - 2²² = 20412556918759 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20412561113023) 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, 172920008 + ... + 173038013.

It is an arithmetic number, because the mean of its divisors is an integer number (2916426125460).

Almost surely, 2^{20412561113063} is an apocalyptic number.

20412561113063 is a deficient number, since it is larger than the sum of its proper divisors (2918847890617).

20412561113063 is an equidigital number, since it uses as much as digits as its factorization.

20412561113063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 345966457.

The product of its (nonzero) digits is 25920, while the sum is 35.

Adding to 20412561113063 its reverse (36031116521402), we get a palindrome (56443677634465).

The spelling of 20412561113063 in words is "twenty trillion, four hundred twelve billion, five hundred sixty-one million, one hundred thirteen thousand, sixty-three".