11553468228866 has 16 divisors (see below), whose sum is σ = 17615131061688. Its totient is φ = 5681766768000.

The previous prime is 11553468228847. The next prime is 11553468228893. The reversal of 11553468228866 is 66882286435511.

It can be written as a sum of positive squares in 4 ways, for example, as 4448391392641 + 7105076836225 = 2109121^2 + 2665535^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 398396 + ... + 4823448.

Almost surely, 2^{11553468228866} is an apocalyptic number.

11553468228866 is a deficient number, since it is larger than the sum of its proper divisors (6061662832822).

11553468228866 is a wasteful number, since it uses less digits than its factorization.

11553468228866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4446517.

The product of its digits is 132710400, while the sum is 65.

The spelling of 11553468228866 in words is "eleven trillion, five hundred fifty-three billion, four hundred sixty-eight million, two hundred twenty-eight thousand, eight hundred sixty-six".