11454133666556 has 12 divisors (see below), whose sum is σ = 22908267333168. Its totient is φ = 4908914428512.

The previous prime is 11454133666543. The next prime is 11454133666589. The reversal of 11454133666556 is 65566633145411.

11454133666556 is an admirable number.

It is a super-2 number, since 2×11454133666556² (a number of 27 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (56) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

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, 204538101161 + ... + 204538101216.

It is an arithmetic number, because the mean of its divisors is an integer number (1909022277764).

Almost surely, 2^{11454133666556} is an apocalyptic number.

It is an amenable number.

11454133666556 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

11454133666556 is a wasteful number, since it uses less digits than its factorization.

11454133666556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 409076202388 (or 409076202386 counting only the distinct ones).

The product of its digits is 23328000, while the sum is 56.

The spelling of 11454133666556 in words is "eleven trillion, four hundred fifty-four billion, one hundred thirty-three million, six hundred sixty-six thousand, five hundred fifty-six".