11166525994854 has 32 divisors (see below), whose sum is σ = 23515572401280. Its totient is φ = 3525206873472.

The previous prime is 11166525994787. The next prime is 11166525994903. The reversal of 11166525994854 is 45849952566111.

It is a super-2 number, since 2×11166525994854² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14405292 + ... + 15160655.

It is an arithmetic number, because the mean of its divisors is an integer number (734861637540).

Almost surely, 2^{11166525994854} is an apocalyptic number.

11166525994854 is an abundant number, since it is smaller than the sum of its proper divisors (12349046406426).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11166525994854 is a wasteful number, since it uses less digits than its factorization.

11166525994854 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29569284.

The product of its digits is 93312000, while the sum is 66.

The spelling of 11166525994854 in words is "eleven trillion, one hundred sixty-six billion, five hundred twenty-five million, nine hundred ninety-four thousand, eight hundred fifty-four".