11143040005546 has 8 divisors (see below), whose sum is σ = 16735531855140. Its totient is φ = 5564529387168.

The previous prime is 11143040005463. The next prime is 11143040005571. The reversal of 11143040005546 is 64550004034111.

It can be written as a sum of positive squares in 2 ways, for example, as 9641888209321 + 1501151796225 = 3105139^2 + 1225215^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3495305811 + ... + 3495308998.

Almost surely, 2^{11143040005546} is an apocalyptic number.

11143040005546 is a deficient number, since it is larger than the sum of its proper divisors (5592491849594).

11143040005546 is an equidigital number, since it uses as much as digits as its factorization.

11143040005546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6990615608.

The product of its (nonzero) digits is 28800, while the sum is 34.

Adding to 11143040005546 its reverse (64550004034111), we get a palindrome (75693044039657).

The spelling of 11143040005546 in words is "eleven trillion, one hundred forty-three billion, forty million, five thousand, five hundred forty-six".