11223455556668 has 12 divisors (see below), whose sum is σ = 19641645700992. Its totient is φ = 5611556784960.

The previous prime is 11223455556637. The next prime is 11223455556689. The reversal of 11223455556668 is 86665555432211.

It is a plaindrome in base 10.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42600605 + ... + 42863252.

It is an arithmetic number, because the mean of its divisors is an integer number (1636803808416).

Almost surely, 2^{11223455556668} is an apocalyptic number.

It is an amenable number.

11223455556668 is a deficient number, since it is larger than the sum of its proper divisors (8418190144324).

11223455556668 is a wasteful number, since it uses less digits than its factorization.

11223455556668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85496692 (or 85496690 counting only the distinct ones).

The product of its digits is 51840000, while the sum is 59.

The spelling of 11223455556668 in words is "eleven trillion, two hundred twenty-three billion, four hundred fifty-five million, five hundred fifty-six thousand, six hundred sixty-eight".