10243245355447 has 12 divisors (see below), whose sum is σ = 11176468464744. Its totient is φ = 9383125496160.

The previous prime is 10243245355417. The next prime is 10243245355477. The reversal of 10243245355447 is 74455354234201.

It is an interprime number because it is at equal distance from previous prime (10243245355417) and next prime (10243245355477).

It is not a de Polignac number, because 10243245355447 - 2⁴³ = 1447152333239 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10243245355447.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10243245355417) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 231317248 + ... + 231361525.

It is an arithmetic number, because the mean of its divisors is an integer number (931372372062).

Almost surely, 2^{10243245355447} is an apocalyptic number.

10243245355447 is a deficient number, since it is larger than the sum of its proper divisors (933223109297).

10243245355447 is a wasteful number, since it uses less digits than its factorization.

10243245355447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 462678930 (or 462678917 counting only the distinct ones).

The product of its (nonzero) digits is 8064000, while the sum is 49.

Adding to 10243245355447 its reverse (74455354234201), we get a palindrome (84698599589648).

The spelling of 10243245355447 in words is "ten trillion, two hundred forty-three billion, two hundred forty-five million, three hundred fifty-five thousand, four hundred forty-seven".