13440302011443 has 16 divisors (see below), whose sum is σ = 18208862125056. Its totient is φ = 8817060146400.

The previous prime is 13440302011427. The next prime is 13440302011459. The reversal of 13440302011443 is 34411020304431.

It is an interprime number because it is at equal distance from previous prime (13440302011427) and next prime (13440302011459).

It is not a de Polignac number, because 13440302011443 - 2⁴ = 13440302011427 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13440302011443.

It is not an unprimeable number, because it can be changed into a prime (13440302011463) 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, 136016355 + ... + 136115132.

It is an arithmetic number, because the mean of its divisors is an integer number (1138053882816).

Almost surely, 2^{13440302011443} is an apocalyptic number.

13440302011443 is a deficient number, since it is larger than the sum of its proper divisors (4768560113613).

13440302011443 is a wasteful number, since it uses less digits than its factorization.

13440302011443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272131754.

The product of its (nonzero) digits is 13824, while the sum is 30.

Adding to 13440302011443 its reverse (34411020304431), we get a palindrome (47851322315874).

The spelling of 13440302011443 in words is "thirteen trillion, four hundred forty billion, three hundred two million, eleven thousand, four hundred forty-three".