105436344563 has 4 divisors (see below), whose sum is σ = 115021466808. Its totient is φ = 95851222320.

The previous prime is 105436344451. The next prime is 105436344569. The reversal of 105436344563 is 365443634501.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 365443634501 = 11 ⋅33222148591.

It is a cyclic number.

It is not a de Polignac number, because 105436344563 - 2¹² = 105436340467 is a prime.

It is a super-2 number, since 2×105436344563² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (105436344569) 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, 4792561106 + ... + 4792561127.

It is an arithmetic number, because the mean of its divisors is an integer number (28755366702).

Almost surely, 2^105436344563 is an apocalyptic number.

105436344563 is a deficient number, since it is larger than the sum of its proper divisors (9585122245).

105436344563 is an equidigital number, since it uses as much as digits as its factorization.

105436344563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9585122244.

The product of its (nonzero) digits is 1555200, while the sum is 44.

The spelling of 105436344563 in words is "one hundred five billion, four hundred thirty-six million, three hundred forty-four thousand, five hundred sixty-three".