11233445567789 has 16 divisors (see below), whose sum is σ = 11280510468864. Its totient is φ = 11186458483200.

The previous prime is 11233445567759. The next prime is 11233445567831. The reversal of 11233445567789 is 98776554433211.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11233445567789 is a prime.

It is a Duffinian number.

It is a plaindrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11233445567759) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2483624882 + ... + 2483629404.

It is an arithmetic number, because the mean of its divisors is an integer number (705031904304).

Almost surely, 2^{11233445567789} is an apocalyptic number.

It is an amenable number.

11233445567789 is a deficient number, since it is larger than the sum of its proper divisors (47064901075).

11233445567789 is a wasteful number, since it uses less digits than its factorization.

11233445567789 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10948.

The product of its digits is 152409600, while the sum is 65.

The spelling of 11233445567789 in words is "eleven trillion, two hundred thirty-three billion, four hundred forty-five million, five hundred sixty-seven thousand, seven hundred eighty-nine".