11233455678889 has 16 divisors (see below), whose sum is σ = 11521797044032. Its totient is φ = 10946374483968.

The previous prime is 11233455678883. The next prime is 11233455678901. The reversal of 11233455678889 is 98887655433211.

It is a cyclic number.

It is not a de Polignac number, because 11233455678889 - 2¹⁹ = 11233455154601 is a prime.

It is a Duffinian number.

It is a plaindrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (11233455678883) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33198334 + ... + 33535000.

It is an arithmetic number, because the mean of its divisors is an integer number (720112315252).

Almost surely, 2^{11233455678889} is an apocalyptic number.

It is an amenable number.

11233455678889 is a deficient number, since it is larger than the sum of its proper divisors (288341365143).

11233455678889 is a wasteful number, since it uses less digits than its factorization.

11233455678889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 338536.

The product of its digits is 348364800, while the sum is 70.

The spelling of 11233455678889 in words is "eleven trillion, two hundred thirty-three billion, four hundred fifty-five million, six hundred seventy-eight thousand, eight hundred eighty-nine".