11643422430401 has 4 divisors (see below), whose sum is σ = 11643429600000. Its totient is φ = 11643415260804.

The previous prime is 11643422430391. The next prime is 11643422430403. The reversal of 11643422430401 is 10403422434611.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11643422430401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11643422430403) 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, 144200 + ... + 4827798.

It is an arithmetic number, because the mean of its divisors is an integer number (2910857400000).

Almost surely, 2^{11643422430401} is an apocalyptic number.

It is an amenable number.

11643422430401 is a deficient number, since it is larger than the sum of its proper divisors (7169599).

11643422430401 is an equidigital number, since it uses as much as digits as its factorization.

11643422430401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7169598.

The product of its (nonzero) digits is 55296, while the sum is 35.

The spelling of 11643422430401 in words is "eleven trillion, six hundred forty-three billion, four hundred twenty-two million, four hundred thirty thousand, four hundred one".