11143350655 has 16 divisors (see below), whose sum is σ = 14161440384. Its totient is φ = 8388610560.

The previous prime is 11143350629. The next prime is 11143350677. The reversal of 11143350655 is 55605334111.

It is not a de Polignac number, because 11143350655 - 2⁹ = 11143350143 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11143350655.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 562570 + ... + 582040.

It is an arithmetic number, because the mean of its divisors is an integer number (885090024).

Almost surely, 2^11143350655 is an apocalyptic number.

11143350655 is a deficient number, since it is larger than the sum of its proper divisors (3018089729).

11143350655 is a wasteful number, since it uses less digits than its factorization.

11143350655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26226.

The product of its (nonzero) digits is 27000, while the sum is 34.

Adding to 11143350655 its reverse (55605334111), we get a palindrome (66748684766).

The spelling of 11143350655 in words is "eleven billion, one hundred forty-three million, three hundred fifty thousand, six hundred fifty-five".