11126656663550 has 48 divisors (see below), whose sum is σ = 20988566681472. Its totient is φ = 4388035797600.

The previous prime is 11126656663537. The next prime is 11126656663567. The reversal of 11126656663550 is 5536665662111.

It is a junction number, because it is equal to n+sod(n) for n = 11126656663492 and 11126656663501.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3589796 + ... + 5927895.

It is an arithmetic number, because the mean of its divisors is an integer number (437261805864).

Almost surely, 2^{11126656663550} is an apocalyptic number.

11126656663550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11126656663550 is a deficient number, since it is larger than the sum of its proper divisors (9861910017922).

11126656663550 is a wasteful number, since it uses less digits than its factorization.

11126656663550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9518033 (or 9518028 counting only the distinct ones).

The product of its (nonzero) digits is 5832000, while the sum is 53.

The spelling of 11126656663550 in words is "eleven trillion, one hundred twenty-six billion, six hundred fifty-six million, six hundred sixty-three thousand, five hundred fifty".