13445433230243 has 16 divisors (see below), whose sum is σ = 15469042068480. Its totient is φ = 11447629161696.

The previous prime is 13445433230239. The next prime is 13445433230249. The reversal of 13445433230243 is 34203233454431.

It is not a de Polignac number, because 13445433230243 - 2² = 13445433230239 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13445433230243.

It is not an unprimeable number, because it can be changed into a prime (13445433230249) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2353871 + ... + 5694872.

It is an arithmetic number, because the mean of its divisors is an integer number (966815129280).

Almost surely, 2^{13445433230243} is an apocalyptic number.

13445433230243 is a deficient number, since it is larger than the sum of its proper divisors (2023608838237).

13445433230243 is a wasteful number, since it uses less digits than its factorization.

13445433230243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8050346.

The product of its (nonzero) digits is 1244160, while the sum is 41.

Adding to 13445433230243 its reverse (34203233454431), we get a palindrome (47648666684674).

The spelling of 13445433230243 in words is "thirteen trillion, four hundred forty-five billion, four hundred thirty-three million, two hundred thirty thousand, two hundred forty-three".