10516205447 has 4 divisors (see below), whose sum is σ = 11472224136. Its totient is φ = 9560186760.

The previous prime is 10516205369. The next prime is 10516205459. The reversal of 10516205447 is 74450261501.

10516205447 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10516205447 - 2¹⁶ = 10516139911 is a prime.

It is a super-2 number, since 2×10516205447² (a number of 21 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 (10516205467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 478009328 + ... + 478009349.

It is an arithmetic number, because the mean of its divisors is an integer number (2868056034).

Almost surely, 2^10516205447 is an apocalyptic number.

10516205447 is a deficient number, since it is larger than the sum of its proper divisors (956018689).

10516205447 is an equidigital number, since it uses as much as digits as its factorization.

10516205447 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 956018688.

The product of its (nonzero) digits is 33600, while the sum is 35.

Adding to 10516205447 its reverse (74450261501), we get a palindrome (84966466948).

The spelling of 10516205447 in words is "ten billion, five hundred sixteen million, two hundred five thousand, four hundred forty-seven".