11000400344238 has 64 divisors (see below), whose sum is σ = 22562534292480. Its totient is φ = 3573852902400.

The previous prime is 11000400344221. The next prime is 11000400344239. The reversal of 11000400344238 is 83244300400011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11000400344239) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 82167418 + ... + 82301186.

It is an arithmetic number, because the mean of its divisors is an integer number (352539598320).

Almost surely, 2^{11000400344238} is an apocalyptic number.

11000400344238 is an abundant number, since it is smaller than the sum of its proper divisors (11562133948242).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11000400344238 is a wasteful number, since it uses less digits than its factorization.

11000400344238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135033.

The product of its (nonzero) digits is 9216, while the sum is 30.

Adding to 11000400344238 its reverse (83244300400011), we get a palindrome (94244700744249).

The spelling of 11000400344238 in words is "eleven trillion, four hundred million, three hundred forty-four thousand, two hundred thirty-eight".