11043332420656 has 20 divisors (see below), whose sum is σ = 21472600547304. Its totient is φ = 5502016150400.

The previous prime is 11043332420623. The next prime is 11043332420663. The reversal of 11043332420656 is 65602423334011.

11043332420656 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×11043332420656² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1228124110 + ... + 1228133101.

Almost surely, 2^{11043332420656} is an apocalyptic number.

11043332420656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11043332420656 is a deficient number, since it is larger than the sum of its proper divisors (10429268126648).

11043332420656 is a wasteful number, since it uses less digits than its factorization.

11043332420656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2456257500 (or 2456257494 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 40.

Adding to 11043332420656 its reverse (65602423334011), we get a palindrome (76645755754667).

The spelling of 11043332420656 in words is "eleven trillion, forty-three billion, three hundred thirty-two million, four hundred twenty thousand, six hundred fifty-six".