10505441013247 has 4 divisors (see below), whose sum is σ = 10505448323536. Its totient is φ = 10505433702960.

The previous prime is 10505441013209. The next prime is 10505441013251. The reversal of 10505441013247 is 74231014450501.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 10505441013247 - 2¹¹ = 10505441011199 is a prime.

It is a super-2 number, since 2×10505441013247² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10505441013257) 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, 706779 + ... + 4637932.

It is an arithmetic number, because the mean of its divisors is an integer number (2626362080884).

Almost surely, 2^{10505441013247} is an apocalyptic number.

10505441013247 is a deficient number, since it is larger than the sum of its proper divisors (7310289).

10505441013247 is an equidigital number, since it uses as much as digits as its factorization.

10505441013247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7310288.

The product of its (nonzero) digits is 67200, while the sum is 37.

Adding to 10505441013247 its reverse (74231014450501), we get a palindrome (84736455463748).

The spelling of 10505441013247 in words is "ten trillion, five hundred five billion, four hundred forty-one million, thirteen thousand, two hundred forty-seven".