11223344456788 has 6 divisors (see below), whose sum is σ = 19640852799386. Its totient is φ = 5611672228392.

The previous prime is 11223344456777. The next prime is 11223344456837. The reversal of 11223344456788 is 88765444332211.

It can be written as a sum of positive squares in only one way, i.e., 10791934571664 + 431409885124 = 3285108^2 + 656818^2 .

It is a plaindrome in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1402918057095 + ... + 1402918057102.

Almost surely, 2^{11223344456788} is an apocalyptic number.

It is an amenable number.

11223344456788 is a deficient number, since it is larger than the sum of its proper divisors (8417508342598).

11223344456788 is a wasteful number, since it uses less digits than its factorization.

11223344456788 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2805836114201 (or 2805836114199 counting only the distinct ones).

The product of its digits is 30965760, while the sum is 58.

Adding to 11223344456788 its reverse (88765444332211), we get a palindrome (99988788788999).

The spelling of 11223344456788 in words is "eleven trillion, two hundred twenty-three billion, three hundred forty-four million, four hundred fifty-six thousand, seven hundred eighty-eight".